diff --git a/src/supervisor/supervisor.service.ts b/src/supervisor/supervisor.service.ts
index a3b72c4..85e2355 100644
--- a/src/supervisor/supervisor.service.ts
+++ b/src/supervisor/supervisor.service.ts
@@ -68,6 +68,12 @@ export class SupervisorService implements OnModuleInit {
         if (!ucid) return;
 
         if (action === 'Answered' || action === 'Calling') {
+            // Don't show calls for offline agents (ghost calls)
+            const agentState = this.agentStates.get(agentId);
+            if (agentState?.state === 'offline') {
+                this.logger.warn(`Ignoring call event for offline agent ${agentId} (${ucid})`);
+                return;
+            }
             this.activeCalls.set(ucid, {
                 ucid, agentId, callerNumber,
                 callType, startTime: eventTime, status: 'active',