Boston Quackie (Daffy Duck) is an American agent in Paris assigned to guard the valuable secret contents of a briefcase. A man in a green hat steals the briefcase and leads Quackie on a chase aboard the Cloak and Dagger Express.
| Directing | Robert McKimson | Director |
| Writing | Tedd Pierce | Story |
| Editing | Treg Brown | Editor |
| Sound | Milt Franklyn | Original Music Composer |
