diff --git a/lib/Controller/CallController.php b/lib/Controller/CallController.php
index 85c85e834f6..54e06fafe22 100644
--- a/lib/Controller/CallController.php
+++ b/lib/Controller/CallController.php
@@ -27,6 +27,7 @@
 
 namespace OCA\Talk\Controller;
 
+use OCA\Talk\GuestManager;
 use OCA\Talk\Model\Attendee;
 use OCA\Talk\Model\Session;
 use OCA\Talk\Participant;
@@ -35,20 +36,30 @@
 use OCP\AppFramework\Http\DataResponse;
 use OCP\AppFramework\Utility\ITimeFactory;
 use OCP\IRequest;
+use OCP\IUser;
+use OCP\IUserManager;
 
 class CallController extends AEnvironmentAwareController {
 
 	/** @var ParticipantService */
 	private $participantService;
+	/** @var IUserManager */
+	private $userManager;
+	/** @var GuestManager */
+	private $guestManager;
 	/** @var ITimeFactory */
 	private $timeFactory;
 
 	public function __construct(string $appName,
 								IRequest $request,
 								ParticipantService $participantService,
+								IUserManager $userManager,
+								GuestManager $guestManager,
 								ITimeFactory $timeFactory) {
 		parent::__construct($appName, $request);
 		$this->participantService = $participantService;
+		$this->userManager = $userManager;
+		$this->guestManager = $guestManager;
 		$this->timeFactory = $timeFactory;
 	}
 
@@ -64,6 +75,24 @@ public function getPeersForCall(): DataResponse {
 		$timeout = $this->timeFactory->getTime() - 30;
 		$result = [];
 		$participants = $this->participantService->getParticipantsInCall($this->room);
+
+
+		$guestSessions = array_filter(array_map(static function (Participant $participant) use ($timeout) {
+			$session = $participant->getSession();
+			if (!$session || $participant->getAttendee()->getActorType() !== Attendee::ACTOR_GUESTS) {
+				return null;
+			}
+
+			if ($session->getLastPing() < $timeout) {
+				// User is not active in call
+				return null;
+			}
+
+			return sha1($session->getSessionId());
+		}, $participants));
+
+		$guestNames = $this->guestManager->getNamesBySessionHashes($guestSessions);
+
 		foreach ($participants as $participant) {
 			/** @var Session $session */
 			$session = $participant->getSession();
@@ -73,11 +102,20 @@ public function getPeersForCall(): DataResponse {
 			}
 
 			if ($this->getAPIVersion() >= 3) {
+				$displayName = $participant->getAttendee()->getActorId();
+				if ($participant->getAttendee()->getActorType() === Attendee::ACTOR_USERS) {
+					$user = $this->userManager->get($participant->getAttendee()->getActorId());
+					if ($user instanceof IUser) {
+						$displayName = $user->getDisplayName();
+					}
+				} else {
+					$displayName = $guestNames[$participant->getAttendee()->getActorId()] ?? $displayName;
+				}
+
 				$result[] = [
 					'actorType' => $participant->getAttendee()->getActorType(),
 					'actorId' => $participant->getAttendee()->getActorId(),
-					// FIXME 'displayName' => $participant->getAttendee()->getDisplayName(),
-					'displayName' => $participant->getAttendee()->getActorId(),
+					'displayName' => $displayName,
 					'token' => $this->room->getToken(),
 					'lastPing' => $session->getLastPing(),
 					'sessionId' => $session->getSessionId(),
diff --git a/src/components/CallView/CallView.vue b/src/components/CallView/CallView.vue
index 03af3a2557d..e122b7162d5 100644
--- a/src/components/CallView/CallView.vue
+++ b/src/components/CallView/CallView.vue
@@ -606,8 +606,9 @@ export default {
 				})
 			} catch (exception) {
 				// Just means guests have no name, so don't error …
+				console.error(exception)
 			}
-		}, 3000),
+		}, 1500),
 	},
 }
 </script>
diff --git a/src/components/CallView/shared/Video.vue b/src/components/CallView/shared/Video.vue
index e5e2786086f..2d5c9f3fbd4 100644
--- a/src/components/CallView/shared/Video.vue
+++ b/src/components/CallView/shared/Video.vue
@@ -225,22 +225,53 @@ export default {
 			return peerData
 		},
 
+		participant() {
+			/**
+			 * This only works for logged in users. Guests can not load the data
+			 * via the participant list
+			 */
+			const participantIndex = this.$store.getters.getParticipantIndex(this.$store.getters.getToken(), {
+				sessionId: this.peerId,
+			})
+			if (participantIndex === -1) {
+				return {}
+			}
+
+			return this.$store.getters.getParticipant(this.$store.getters.getToken(), participantIndex)
+		},
+
 		participantUserId() {
-			let participantUserId = this.model.attributes.userId
+			if (this.model.attributes.userId) {
+				return this.model.attributes.userId
+			}
 
-			// The name is undefined and not shown until a connection is made
-			// for registered users, so do not fall back to the guest name in
-			// the store either until the connection was made.
-			if (!participantUserId) {
-				if (this.peerData.actorType === 'users') {
-					participantUserId = this.peerData.actorId
+			// Check data from participant list
+			if (this.participant?.actorType) {
+				if (this.participant?.actorType === 'users' && this.participant?.actorId) {
+					return this.participant.actorId
 				}
+
+				// Not a user
+				return null
+			}
+
+			// Fallback to CallController::getPeers() endpoint
+			if (this.peerData.actorType === 'users') {
+				return this.peerData.actorId
 			}
 
-			return participantUserId
+			return null
 		},
 
 		participantName() {
+			if (this.model.attributes.name) {
+				return this.model.attributes.name
+			}
+
+			if (this.participant?.displayName) {
+				return this.participant.displayName
+			}
+
 			let participantName = this.model.attributes.name
 
 			// The name is undefined and not shown until a connection is made
diff --git a/src/utils/webrtc/webrtc.js b/src/utils/webrtc/webrtc.js
index fdd91c3e385..5be62030f84 100644
--- a/src/utils/webrtc/webrtc.js
+++ b/src/utils/webrtc/webrtc.js
@@ -417,7 +417,7 @@ export default function initWebRTC(signaling, _callParticipantCollection, _local
 			callParticipantModel.set('speaking', (event.flags & PARTICIPANT.SIP_FLAG.SPEAKING) > 0)
 			callParticipantModel.set('audioAvailable', (event.flags & PARTICIPANT.SIP_FLAG.MUTE_MICROPHONE) === 0)
 			callParticipantModel.set('raisedHand', {
-				state: (event.flags & PARTICIPANT.SIP_FLAG.RAISE_HAND) === 0,
+				state: (event.flags & PARTICIPANT.SIP_FLAG.RAISE_HAND) !== 0,
 				timestamp: Date.now(),
 			})
 		}