diff --git a/public/cinematics.json b/public/cinematics.json
index b7be4c7..c05949a 100644
--- a/public/cinematics.json
+++ b/public/cinematics.json
@@ -4,6 +4,12 @@
     {
       "id": "intro_overview",
       "timecode": 0,
+      "dialogueCues": [
+        {
+          "time": 0,
+          "dialogueId": "narrateur_bienvenueaaltera"
+        }
+      ],
       "cameraKeyframes": [
         {
           "time": 0,
diff --git a/public/sounds/dialogue/dialogues.json b/public/sounds/dialogue/dialogues.json
index af596ef..ff0d23d 100644
--- a/public/sounds/dialogue/dialogues.json
+++ b/public/sounds/dialogue/dialogues.json
@@ -31,8 +31,7 @@
       "id": "narrateur_bienvenueaaltera",
       "voice": "narrateur",
       "audio": "/sounds/dialogue/narrateur_bienvenueaaltera.mp3",
-      "subtitleCueIndex": 1,
-      "timecode": 0
+      "subtitleCueIndex": 1
     },
     {
       "id": "narrateur_intro_prenom",
diff --git a/src/components/editor/EditorCinematicManifestPanel.tsx b/src/components/editor/EditorCinematicManifestPanel.tsx
index d360dda..82cb50b 100644
--- a/src/components/editor/EditorCinematicManifestPanel.tsx
+++ b/src/components/editor/EditorCinematicManifestPanel.tsx
@@ -74,6 +74,16 @@ function getManifestErrors(manifest: CinematicManifest | null): string[] {
         errors.push(`${label}: les temps des keyframes doivent augmenter.`);
       }
     });
+
+    cinematic.dialogueCues?.forEach((cue, cueIndex) => {
+      if (!Number.isFinite(cue.time) || cue.time < 0) {
+        errors.push(`${label}: dialogue cue ${cueIndex + 1} time invalide.`);
+      }
+
+      if (!cue.dialogueId.trim()) {
+        errors.push(`${label}: dialogue cue ${cueIndex + 1} id obligatoire.`);
+      }
+    });
   });
 
   return errors;
@@ -105,6 +115,11 @@ function getPatchedCinematic(
     cameraKeyframes: patch.cameraKeyframes ?? cinematic.cameraKeyframes,
   };
 
+  const dialogueCues = patch.dialogueCues ?? cinematic.dialogueCues;
+  if (dialogueCues) {
+    nextCinematic.dialogueCues = dialogueCues;
+  }
+
   if ("timecode" in patch) {
     if (patch.timecode !== undefined) nextCinematic.timecode = patch.timecode;
   } else if (cinematic.timecode !== undefined) {
diff --git a/src/types/cinematics/cinematics.ts b/src/types/cinematics/cinematics.ts
index 589149e..7512911 100644
--- a/src/types/cinematics/cinematics.ts
+++ b/src/types/cinematics/cinematics.ts
@@ -6,10 +6,16 @@ export interface CinematicCameraKeyframe {
   target: Vector3Tuple;
 }
 
+export interface CinematicDialogueCue {
+  time: number;
+  dialogueId: string;
+}
+
 export interface CinematicDefinition {
   id: string;
   timecode?: number;
   cameraKeyframes: CinematicCameraKeyframe[];
+  dialogueCues?: CinematicDialogueCue[];
 }
 
 export interface CinematicManifest {
diff --git a/src/utils/cinematics/cinematicManifestValidation.ts b/src/utils/cinematics/cinematicManifestValidation.ts
index 655a47b..fd4117f 100644
--- a/src/utils/cinematics/cinematicManifestValidation.ts
+++ b/src/utils/cinematics/cinematicManifestValidation.ts
@@ -1,6 +1,7 @@
 import type {
   CinematicCameraKeyframe,
   CinematicDefinition,
+  CinematicDialogueCue,
   CinematicManifest,
 } from "@/types/cinematics/cinematics";
 import type { Vector3Tuple } from "@/types/three/three";
@@ -50,9 +51,28 @@ function parseCinematicDefinition(data: unknown): CinematicDefinition {
     cinematic.timecode = data.timecode;
   }
 
+  if (Array.isArray(data.dialogueCues)) {
+    cinematic.dialogueCues = data.dialogueCues.map(parseDialogueCue);
+  }
+
   return cinematic;
 }
 
+function parseDialogueCue(data: unknown): CinematicDialogueCue {
+  if (
+    !isRecord(data) ||
+    typeof data.time !== "number" ||
+    typeof data.dialogueId !== "string"
+  ) {
+    throw new Error("Invalid cinematic dialogue cue");
+  }
+
+  return {
+    time: data.time,
+    dialogueId: data.dialogueId,
+  };
+}
+
 function parseCameraKeyframe(data: unknown): CinematicCameraKeyframe {
   if (!isRecord(data) || typeof data.time !== "number") {
     throw new Error("Invalid cinematic camera keyframe");
diff --git a/src/world/GameCinematics.tsx b/src/world/GameCinematics.tsx
index 7cda405..50074a7 100644
--- a/src/world/GameCinematics.tsx
+++ b/src/world/GameCinematics.tsx
@@ -8,17 +8,24 @@ import type {
   CinematicDefinition,
   CinematicManifest,
 } from "@/types/cinematics/cinematics";
+import type { DialogueManifest } from "@/types/dialogues/dialogues";
 import { logger } from "@/utils/core/logger";
 import { loadCinematicManifest } from "@/utils/cinematics/loadCinematicManifest";
+import { loadDialogueManifest } from "@/utils/dialogues/loadDialogueManifest";
+import { queueDialogueById } from "@/utils/dialogues/playDialogue";
 
 export function GameCinematics(): null {
   const camera = useThree((state) => state.camera);
   const [manifest, setManifest] = useState<CinematicManifest | null>(null);
+  const [dialogueManifest, setDialogueManifest] =
+    useState<DialogueManifest | null>(null);
   const playedCinematicsRef = useRef(new Set<string>());
   const timelineRef = useRef<gsap.core.Timeline | null>(null);
+  const activeAudiosRef = useRef(new Set<HTMLAudioElement>());
 
   useEffect(() => {
     let mounted = true;
+    const activeAudios = activeAudiosRef.current;
 
     void loadCinematicManifest()
       .then((loadedManifest) => {
@@ -30,9 +37,21 @@ export function GameCinematics(): null {
         });
       });
 
+    void loadDialogueManifest()
+      .then((loadedManifest) => {
+        if (mounted) setDialogueManifest(loadedManifest);
+      })
+      .catch((error: unknown) => {
+        logger.error("GameCinematics", "Failed to load dialogue manifest", {
+          error: error instanceof Error ? error : String(error),
+        });
+      });
+
     return () => {
       mounted = false;
       stopActiveCinematic(timelineRef);
+      activeAudios.forEach((audio) => audio.pause());
+      activeAudios.clear();
       useGameStore.getState().setCinematicPlaying(false);
     };
   }, []);
@@ -45,10 +64,14 @@ export function GameCinematics(): null {
     manifest.cinematics.forEach((cinematic) => {
       if (cinematic.timecode === undefined) return;
       if (cinematic.timecode > elapsedTime) return;
+      if (cinematic.dialogueCues && !dialogueManifest) return;
       if (playedCinematicsRef.current.has(cinematic.id)) return;
 
       playedCinematicsRef.current.add(cinematic.id);
-      playCinematic(camera, cinematic, timelineRef);
+      playCinematic(camera, cinematic, timelineRef, {
+        dialogueManifest,
+        activeAudiosRef,
+      });
     });
   });
 
@@ -66,6 +89,10 @@ function playCinematic(
   camera: THREE.Camera,
   cinematic: CinematicDefinition,
   timelineRef: MutableRefObject<gsap.core.Timeline | null>,
+  dialogueOptions: {
+    dialogueManifest: DialogueManifest | null;
+    activeAudiosRef: MutableRefObject<Set<HTMLAudioElement>>;
+  },
 ): void {
   const firstKeyframe = cinematic.cameraKeyframes[0];
   if (!firstKeyframe) return;
@@ -115,5 +142,29 @@ function playCinematic(
     );
   });
 
+  cinematic.dialogueCues?.forEach((cue) => {
+    timeline.call(
+      () => {
+        if (!dialogueOptions.dialogueManifest) return;
+
+        void queueDialogueById(
+          dialogueOptions.dialogueManifest,
+          cue.dialogueId,
+        ).then((audio) => {
+          if (!audio) return;
+
+          dialogueOptions.activeAudiosRef.current.add(audio);
+          audio.addEventListener(
+            "ended",
+            () => dialogueOptions.activeAudiosRef.current.delete(audio),
+            { once: true },
+          );
+        });
+      },
+      undefined,
+      cue.time,
+    );
+  });
+
   timelineRef.current = timeline;
 }
diff --git a/vite.config.ts b/vite.config.ts
index 902df25..f623806 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -283,9 +283,15 @@ interface CinematicManifestData {
 interface CinematicData {
   id: string;
   timecode?: number;
+  dialogueCues?: CinematicDialogueCueData[];
   cameraKeyframes: CinematicKeyframeData[];
 }
 
+interface CinematicDialogueCueData {
+  time: number;
+  dialogueId: string;
+}
+
 interface CinematicKeyframeData {
   time: number;
   position: [number, number, number];
@@ -510,9 +516,35 @@ function parseCinematicData(data: unknown): CinematicData {
     cinematic.timecode = data.timecode;
   }
 
+  if (data.dialogueCues !== undefined) {
+    if (!Array.isArray(data.dialogueCues)) {
+      throw new Error(`Cinematic ${data.id} has invalid dialogue cues`);
+    }
+    cinematic.dialogueCues = data.dialogueCues.map(
+      parseCinematicDialogueCueData,
+    );
+  }
+
   return cinematic;
 }
 
+function parseCinematicDialogueCueData(
+  data: unknown,
+): CinematicDialogueCueData {
+  if (
+    !isRecord(data) ||
+    typeof data.time !== "number" ||
+    typeof data.dialogueId !== "string"
+  ) {
+    throw new Error("Invalid cinematic dialogue cue");
+  }
+
+  return {
+    time: data.time,
+    dialogueId: data.dialogueId,
+  };
+}
+
 function parseCinematicKeyframeData(data: unknown): CinematicKeyframeData {
   if (!isRecord(data) || typeof data.time !== "number") {
     throw new Error("Invalid cinematic camera keyframe");