Directed by
| Christian Nyby | ||
Writing Credits (in alphabetical order)
| Ron Bishop | ... | (story) |
| Don Brinkley | ... | (teleplay) |
Cast (in credits order)
| Efrem Zimbalist Jr. | ... | Inspector Lewis Erskine | |
| Philip Abbott | ... | Arthur Ward | |
 |
Stephen Brooks | ... | Special Agent Jim Rhodes |
| Michael Callan | ... | Charlie Hunter | |
| Rhys Williams | ... | Mr. Ferguson | |
| Robert Walker Jr. | ... | Willard Smith | |
| Virginia Christine | ... | Mrs. Ferguson | |
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Judee Morton | ... | Gloria |
| Craig Hill | ... | Warner Brown | |
|
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Scott Graham | ... | Arthur Claiborne |
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Hal Lynch | ... | Ozzie Perch |
| Robert Phillips | ... | Sgt. Matthews | |
|
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Charles Stewart | ... | Marcus |
| Mario Roccuzzo | ... | Dominic | |
| Lillian Bronson | ... | Librarian | |
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Don Lloyd | ... | Policeman |
| James Seay | ... | Harry Considine | |
| John S. Ragin | ... | Maury Ashwood | |
| Bert Kramer | ... | Trainee | |
| Buck Young | ... | Gregory Lucas | |
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James Strickland | ... | Marvin Grant |
| Rest of cast listed alphabetically: | |||
| James Sikking | ... | Technician (uncredited) | |
Produced by
| Norman Jolley | ... | associate producer |
| Charles Larson | ... | producer |
| Quinn Martin | ... | executive producer |
Music by
| Bronislau Kaper | ||
Cinematography by
| William W. Spencer | ... | director of photography |
Editing by
| Jerry Young | ||
Art Direction by
| Richard Y. Haman | ||
Production Management
| Howard P. Alston | ... | production manager (as Howard Alston) |
Costume and Wardrobe Department
| Edward McDermott | ... | wardrobe supervisor |
Music Department
| Dominic Frontiere | ... | conductor |
| Carol Kaye | ... | musician: bass (uncredited) |
Additional Crew
| Robert Leslie Bellem | ... | story consultant |
| John Conwell | ... | assistant to producer |
| John D. Craig | ... | technical advisor |
| Arthur Fellows | ... | assistant to executive producer |
| Harry Fried | ... | story editor |