Aircraft are being shot down by a large black plane with a big "X" painted on the wing. The chief suspects are invited for the weekend to an old dark mansion.
You can now watch Pilot X online on the following streaming providers in the United States.
| Editing | Carl Himm | Editor |
| Production | Fanchon Royer | Producer |
| Writing | Charles R. Condon | Screenplay |
| Crew | Wilfred Black | Second Unit |
| Directing | Elmer Clifton | Director |
| Production | Leonard L. Levinson | Production Manager |
| Art | Frank Paul Sylos | Art Direction |
| Camera | Arthur Reed | Director of Photography |
| Camera | James Diamond | Director of Photography |
| Sound | Corson Jowett | Sound |