diff --git a/addons/mail/static/src/components/call_participant_card/call_participant_card.xml b/addons/mail/static/src/components/call_participant_card/call_participant_card.xml
index 4886d9c8620..01d7544511e 100644
--- a/addons/mail/static/src/components/call_participant_card/call_participant_card.xml
+++ b/addons/mail/static/src/components/call_participant_card/call_participant_card.xml
@@ -6,10 +6,10 @@
             <div class="o_CallParticipantCard position-relative o_cursor_pointer d-flex flex-column align-items-center justify-content-center mh-100 mw-100 p-1 rounded-1"
                 t-att-class="{
                     'o-isTalking': !callParticipantCard.isMinimized and callParticipantCard.isTalking,
-                    'o-isInvitation opacity-50': callParticipantCard.invitedMember,
+                    'o-isInvitation opacity-50': !callParticipantCard.rtcSession,
                 }"
-                t-att-title="callParticipantCard.name"
-                t-att-aria-label="callParticipantCard.name"
+                t-att-title="callParticipantCard.channelMember.persona.name"
+                t-att-aria-label="callParticipantCard.channelMember.persona.name"
                 t-attf-class="{{ className }}"
                 t-on-click="callParticipantCard.onClick"
                 t-on-contextmenu="callParticipantCard.onContextMenu"
@@ -24,10 +24,10 @@
                         <img alt="Avatar"
                              t-att-class="{
                                 'o-isTalking': callParticipantCard.isTalking,
-                                'o-isInvitation': callParticipantCard.invitedMember,
+                                'o-isInvitation': !callParticipantCard.rtcSession,
                              }"
                              class="o_CallParticipantCard_avatarImage h-100 rounded-circle border-5 o_object_fit_cover"
-                             t-att-src="callParticipantCard.avatarUrl"
+                             t-att-src="callParticipantCard.channelMember.avatarUrl"
                              draggable="false"
                         />
                     </div>
@@ -37,7 +37,7 @@
                     <!-- overlay -->
                     <span class="o_CallParticipantCard_overlay o_CallParticipantCard_overlayBottom position-absolute bottom-0 start-0 d-flex overflow-hidden">
                         <t t-if="!callParticipantCard.isMinimized">
-                            <span class="o_CallParticipantCard_name p-1 rounded-1 bg-black-75 text-white text-truncate" t-esc="callParticipantCard.name"/>
+                            <span class="o_CallParticipantCard_name p-1 rounded-1 bg-black-75 text-white text-truncate" t-esc="callParticipantCard.channelMember.persona.name"/>
                         </t>
                         <t t-if="callParticipantCard.rtcSession.isScreenSharingOn and callParticipantCard.isMinimized and !callParticipantCard.rtcSession.channel.rtc">
                             <small class="o_CallParticipantCard_liveIndicator o-isMinimized rounded-pill text-bg-danger d-flex align-items-center fw-bolder" title="live" aria-label="live">
diff --git a/addons/mail/static/src/models/call_participant_card.js b/addons/mail/static/src/models/call_participant_card.js
index 54054dda97d..0863d89e03e 100644
--- a/addons/mail/static/src/models/call_participant_card.js
+++ b/addons/mail/static/src/models/call_participant_card.js
@@ -9,7 +9,7 @@ import { sprintf } from '@web/core/utils/strings';
 
 registerModel({
     name: 'CallParticipantCard',
-    identifyingFields: [['rtcSession', 'invitedMember'], ['callViewAsMainCard', 'callViewAsTile']],
+    identifyingFields: ['channelMember', ['callViewAsMainCard', 'callViewAsTile']],
     recordMethods: {
         /**
          * @param {Event} ev
@@ -32,12 +32,12 @@ registerModel({
                 }
                 return;
             }
-            const channel = this.channel;
+            const channel = this.channelMember.channel.thread;
             const channelData = await this.messaging.rpc(({
                 route: '/mail/rtc/channel/cancel_call_invitation',
                 params: {
-                    channel_id: this.channel.id,
-                    member_ids: this.invitedMember && [this.invitedMember.id],
+                    channel_id: channel.id,
+                    member_ids: [this.channelMember.id],
                 },
             }));
             if (!channel.exists()) {
@@ -66,21 +66,6 @@ registerModel({
             }
             this.volumeMenuAnchorRef.el.click();
         },
-        /**
-         * @private
-         * @returns {string}
-         */
-        _computeAvatarUrl() {
-            if (!this.channel) {
-                return;
-            }
-            if (this.rtcSession) {
-                return this.rtcSession.channelMember.avatarUrl;
-            }
-            if (this.invitedMember) {
-                return this.invitedMember.avatarUrl;
-            }
-        },
         /**
          * @private
          * @returns {mail.callView}
@@ -98,7 +83,7 @@ registerModel({
          * @returns {boolean}
          */
         _computeHasConnectionInfo() {
-            return Boolean(this.rtcSession && this.env.debug && this.channel.rtc);
+            return Boolean(this.rtcSession && this.env.debug && this.channelMember.channel.thread.rtc);
         },
         /**
          * @private
@@ -106,12 +91,12 @@ registerModel({
          */
         _computeInboundConnectionTypeText() {
             if (!this.rtcSession || !this.rtcSession.remoteCandidateType) {
-                return sprintf(this.env._t('From %s: no connection'), this.name);
+                return sprintf(this.env._t('From %s: no connection'), this.channelMember.persona.name);
             }
             return sprintf(
                 this.env._t('From %(name)s: %(candidateType)s (%(protocol)s)'), {
                     candidateType: this.rtcSession.remoteCandidateType,
-                    name: this.name,
+                    name: this.channelMember.persona.name,
                     protocol: this.messaging.rtc.protocolsByCandidateTypes[this.rtcSession.remoteCandidateType],
                 },
             );
@@ -130,30 +115,18 @@ registerModel({
         _computeIsTalking() {
             return Boolean(this.rtcSession && this.rtcSession.isTalking && !this.rtcSession.isMute);
         },
-        /**
-         * @private
-         * @returns {string}
-         */
-        _computeName() {
-            if (this.rtcSession) {
-                return this.rtcSession.channelMember.persona.name;
-            }
-            if (this.invitedMember) {
-                return this.invitedMember.name;
-            }
-        },
         /**
          * @private
          * @returns {string}
          */
         _computeOutboundConnectionTypeText() {
             if (!this.rtcSession || !this.rtcSession.localCandidateType) {
-                return sprintf(this.env._t('To %s: no connection'), this.name);
+                return sprintf(this.env._t('To %s: no connection'), this.channelMember.persona.name);
             }
             return sprintf(
                 this.env._t('To %(name)s: %(candidateType)s (%(protocol)s)'), {
                     candidateType: this.rtcSession.localCandidateType,
-                    name: this.name,
+                    name: this.channelMember.persona.name,
                     protocol: this.messaging.rtc.protocolsByCandidateTypes[this.rtcSession.localCandidateType],
                 },
             );
@@ -170,17 +143,10 @@ registerModel({
         },
     },
     fields: {
-        /**
-         * The relative url of the image that represents the card.
-         */
-        avatarUrl: attr({
-            compute: '_computeAvatarUrl',
-        }),
-        /**
-         * The channel of the call.
-         */
-        channel: one('Thread', {
+        channelMember: one('ChannelMember', {
+            inverse: 'callParticipantCards',
             required: true,
+            readonly: true,
         }),
         /**
          * Determines whether or not we show the connection info.
@@ -194,9 +160,6 @@ registerModel({
         inboundConnectionTypeText: attr({
             compute: '_computeInboundConnectionTypeText',
         }),
-        invitedMember: one('ChannelMember', {
-            readonly: true,
-         }),
         /**
          * Determines if this card has to be displayed in a minimized form.
          */
@@ -211,13 +174,6 @@ registerModel({
             default: false,
             compute: '_computeIsTalking',
         }),
-        /**
-         * The name of the rtcSession or the invited partner.
-         */
-        name: attr({
-            default: 'Anonymous',
-            compute: '_computeName',
-        }),
         /**
          * The text describing the outbound ice connection candidate type.
          */
@@ -245,12 +201,9 @@ registerModel({
             inverse: 'tileParticipantCards',
             readonly: true,
         }),
-        /**
-         * If set, this card represents a rtcSession.
-         */
         rtcSession: one('RtcSession', {
+            related: 'channelMember.rtcSession',
             inverse: 'callParticipantCards',
-            readonly: true,
         }),
         callParticipantVideoView: one('CallParticipantVideoView', {
             compute: '_computeCallParticipantVideoView',
diff --git a/addons/mail/static/src/models/call_view.js b/addons/mail/static/src/models/call_view.js
index 9e6d48904a1..4c6936fe888 100644
--- a/addons/mail/static/src/models/call_view.js
+++ b/addons/mail/static/src/models/call_view.js
@@ -115,8 +115,7 @@ registerModel({
                 return clear();
             }
             return insert({
-                rtcSession: replace(this.activeRtcSession),
-                channel: replace(this.channel),
+                channelMember: replace(this.activeRtcSession.channelMember),
             });
         },
         /**
@@ -128,6 +127,7 @@ registerModel({
         },
         /**
          * @private
+         * @returns {FieldCommand}
          */
         _computeTileParticipantCards() {
             if (!this.threadView) {
@@ -137,19 +137,12 @@ registerModel({
                 return clear();
             }
             const tileCards = [];
-            for (const rtcSession of this.channel.rtcSessions) {
-                if (this.filterVideoGrid && !rtcSession.videoStream) {
+            for (const channelMember of this.channel.channel.callParticipants) {
+                if (this.filterVideoGrid && !channelMember.isStreaming) {
                     continue;
                 }
                 tileCards.push({
-                    rtcSession: replace(rtcSession),
-                    channel: replace(this.channel),
-                });
-            }
-            for (const member of this.channel.invitedMembers) {
-                tileCards.push({
-                    invitedMember: replace(member),
-                    channel: replace(this.channel),
+                    channelMember: replace(channelMember),
                 });
             }
             return insertAndReplace(tileCards);
diff --git a/addons/mail/static/src/models/channel.js b/addons/mail/static/src/models/channel.js
index 198ed402af1..a4d39bed99e 100644
--- a/addons/mail/static/src/models/channel.js
+++ b/addons/mail/static/src/models/channel.js
@@ -2,7 +2,7 @@
 
 import { registerModel } from '@mail/model/model_core';
 import { attr, one, many } from '@mail/model/model_field';
-import { insertAndReplace } from '@mail/model/model_field_command';
+import { insertAndReplace, replace } from '@mail/model/model_field_command';
 
 registerModel({
     name: 'Channel',
@@ -29,6 +29,17 @@ registerModel({
         _computeAreAllMembersLoaded() {
             return this.memberCount === this.channelMembers.length;
         },
+        /**
+         * @private
+         * @returns {FieldCommand}
+         */
+        _computeCallParticipants() {
+            const callParticipants = this.thread.invitedMembers;
+            for (const rtcSession of this.thread.rtcSessions) {
+                callParticipants.push(rtcSession.channelMember);
+            }
+            return replace(callParticipants);
+        },
         /**
          * @private
          * @returns {FieldCommand}
@@ -46,6 +57,16 @@ registerModel({
         _computeUnknownMemberCount() {
             return this.memberCount - this.channelMembers.length;
         },
+        /**
+         * @private
+         * @returns {Array[]}
+         */
+        _sortCallParticipants() {
+            return [
+                ['truthy-first', 'rtcSession'],
+                ['smaller-first', 'rtcSession.id'],
+            ];
+        },
         /**
          * @private
          * @returns {Array[]}
@@ -61,6 +82,10 @@ registerModel({
         areAllMembersLoaded: attr({
             compute: '_computeAreAllMembersLoaded',
         }),
+        callParticipants: many('ChannelMember', {
+            compute: '_computeCallParticipants',
+            sort: '_sortCallParticipants',
+        }),
         channelMembers: many('ChannelMember', {
             inverse: 'channel',
             isCausal: true,
diff --git a/addons/mail/static/src/models/channel_member.js b/addons/mail/static/src/models/channel_member.js
index 63f79e0ee91..e76c9497ece 100644
--- a/addons/mail/static/src/models/channel_member.js
+++ b/addons/mail/static/src/models/channel_member.js
@@ -47,11 +47,22 @@ registerModel({
             }
             return clear();
         },
+        /**
+         * @private
+         * @returns {boolean}
+         */
+        _computeIsStreaming() {
+            return Boolean(this.rtcSession && this.rtcSession.videoStream);
+        },
     },
     fields: {
         avatarUrl: attr({
             compute: '_computeAvatarUrl',
         }),
+        callParticipantCards: many('CallParticipantCard', {
+            inverse: 'channelMember',
+            isCausal: true,
+        }),
         channel: one('Channel', {
             inverse: 'channelMembers',
             readonly: true,
@@ -73,10 +84,16 @@ registerModel({
             readonly: true,
             required: true,
         }),
+        isStreaming: attr({
+            compute: '_computeIsStreaming',
+        }),
         persona: one('Persona', {
             inverse: 'channelMembers',
             readonly: true,
             required: true,
         }),
+        rtcSession: one('RtcSession', {
+            inverse: 'channelMember',
+        }),
     },
 });
diff --git a/addons/mail/static/src/models/rtc_session.js b/addons/mail/static/src/models/rtc_session.js
index 7cfaa1bfc05..e453885806b 100644
--- a/addons/mail/static/src/models/rtc_session.js
+++ b/addons/mail/static/src/models/rtc_session.js
@@ -365,7 +365,9 @@ registerModel({
         channel: one('Thread', {
             inverse: 'rtcSessions',
         }),
-        channelMember: one('ChannelMember'),
+        channelMember: one('ChannelMember', {
+            inverse: 'rtcSession',
+        }),
         connectionRecoveryTimeout: attr(),
         /**
          * State of the connection with this session, uses RTCPeerConnection.iceConnectionState