Directed by
| Herbert L. Strock | ||
Writing Credits (in alphabetical order)
| Herbert A. Philbrick | ... | (book) |
| Richard G. Taylor | ... | (script) |
Cast (in credits order)
| Richard Carlson | ... | Herbert A. Philbrick | |
| William Boyett | ... | Special Agent Bolb Marshall | |
| Angie Dickinson | ... | Comrade Margaret | |
| William Hudson | ... | Special Agent Mike Andrews | |
| Anthony Jochim | ... | Comrade Ashley | |
| Dehl Berti | ... | Comrade Alfred | |
 |
Harvey B. Dunn | ... | Photography Clerk (as Harvey Dunn) |
Cinematography by
| Curt Fetters | ||
Editing by
| Duncan Mansfield | ||
Set Decoration by
| Lucien Hafley | ... | (as Lou Hafley) |
Production Management
| Herbert L. Strock | ... | production supervisor |
Second Unit Director or Assistant Director
| Joe Wonder | ... | first assistant director |
| Bobby Ray | ... | second assistant director (uncredited) |
Art Department
| Victor F. Petrotta Sr. | ... | property master (as Victor Petrotta) |
Sound Department
| Garry A. Harris | ... | sound mixer (as Garry Harris) |
| Sidney Sutherland | ... | sound supervisor |
Script and Continuity Department
| Larry Lund | ... | script supervisor |
Additional Crew
| Donald Tait | ... | film coordinator |