Index: src/Concurrency/Actors.cpp
===================================================================
--- src/Concurrency/Actors.cpp	(revision 0794365c9c215373ee5a04f6612329f33ec2b19b)
+++ src/Concurrency/Actors.cpp	(revision 7e4bd9b6c3131065e368131bf17e6e9264111243)
@@ -285,5 +285,5 @@
             ));
 
-            // Generates: new_req{ &receiver, &msg, fn };
+            // Generates: new_req{ &receiver, (actor *)&receiver, &msg, (message *)&msg, fn };
             sendBody->push_back( new ExprStmt(
                 decl->location,
@@ -294,5 +294,7 @@
 						new NameExpr( decl->location, "new_req" ),
                         new AddressExpr( new NameExpr( decl->location, "receiver" ) ),
+                        new CastExpr( decl->location, new AddressExpr( new NameExpr( decl->location, "receiver" ) ), new PointerType( new StructInstType( *actorDecl ) ), ExplicitCast ),
                         new AddressExpr( new NameExpr( decl->location, "msg" ) ),
+                        new CastExpr( decl->location, new AddressExpr( new NameExpr( decl->location, "msg" ) ), new PointerType( new StructInstType( *msgDecl ) ), ExplicitCast ),
                         new NameExpr( decl->location, "fn" )
 					}