@Test public void serializeActorRefs() { final ActorSystem theActorSystem = ActorSystem.create("whatever"); final ActorRef theActorRef = theActorSystem.deadLetters(); // Of course this should be you // #actorref-serializer // Serialize // (beneath toBinary) final Address transportAddress = Serialization.currentTransportAddress().value(); String identifier; // If there is no transportAddress, // it means that either this Serializer isn't called // within a piece of code that sets it, // so either you need to supply your own, // or simply use the local path. if (transportAddress == null) identifier = theActorRef.path().toString(); else identifier = theActorRef.path().toStringWithAddress(transportAddress); // Then just serialize the identifier however you like // Deserialize // (beneath fromBinary) final ActorRef deserializedActorRef = theActorSystem.actorFor(identifier); // Then just use the ActorRef // #actorref-serializer theActorSystem.shutdown(); }