Directed by
| William Conrad | ||
Writing Credits (in alphabetical order)
| Richard DeLong Adams | ... | (written by) (as Richard L. Adams) |
| Stanley H. Silverman | ... | (story editor) |
Cast (in credits order)
| Larry Pennell | ... | Ted McKeever | |
| Ken Curtis | ... | Jim Buckley | |
| Richard Arlen | ... | Phillip Hanna | |
 |
Leo Penn | ... | Johnny |
| Norbert Schiller | ... | Dr. Horzeyny | |
| Gregg Palmer | ... | Detective | |
|
|
Al Ramsen | ... | Worker (as Allan Ramsen) |
| Burt Reynolds | ... | The Assassin | |
| Rest of cast listed alphabetically: | |||
| Steve Carruthers | ... | Worker (uncredited) | |
|
|
Paul Gustine | ... | Pilot (uncredited) |
Produced by
| Ben Chapman | ... | associate producer |
| Stanley Colbert | ... | producer |
| Ivan Tors | ... | executive producer |
Music by
| Stanley Wilson | ||
Cinematography by
| Monroe P. Askins | ... | director of photography (as Monroe Askins) |
Editing by
| Warren Adams | ... | film editor (as Warren H. Adams) |
Art Direction by
| Jack T. Collis | ||
Set Decoration by
| Clarence Steensen | ||
Production Management
| Joe Wonder | ... | production supervision |
Second Unit Director or Assistant Director
| Edward Haldeman | ... | assistant director |
Sound Department
| Garry A. Harris | ... | sound mixer (as Garry Harris) |
| Al Lincoln | ... | audio supervisor |
| Sidney Sutherland | ... | sound editor (as Sid Sutherland) |
Stunts
| Ben Chapman | ... | aerial acrobatics |
| Paul Gustine | ... | aerial acrobatics |
Camera and Electrical Department
| Bob Sinclair | ... | skydiving photography |
Casting Department
| Dorothy Whitney | ... | casting |
Costume and Wardrobe Department
| Donald MacDonald | ... | wardrobe |
Music Department
| Warren Barker | ... | music supervision |
| Jerry Roberts | ... | music editor |
Additional Crew
| Dave Burt | ... | technical advisor |
| Robert Ciofani | ... | production co-ordinator |
| Jim Hall | ... | jumpmaster |