Writing Credits (in alphabetical order)
| Clarence Greene | ... | (creator) |
| Russell Rouse | ... | (creator) |
Cast (in credits order)
| Mike Connors | ... | Nick Stone (as Michael Connors) | |
| Frank Puglia | ... | Gino Angelico | |
| Stacy Harris | ... | Lee Troy | |
| Richard Bakalyan | ... | Loomis | |
| Barbara Bain | ... | Sandra | |
| Johnny Seven | ... | Scully | |
| Wolfe Barzell | ... | Vittorio Angelico | |
 |
Miriam Goldina | ... | Maria Angelico |
| Francis De Sales | ... | Lieutenant Crowther | |
| John Stephenson | ... | Captain Reardon | |
Produced by
| Clarence Greene | ... | producer |
| Russell Rouse | ... | producer |
Makeup Department
| Helen Hunt | ... | hair stylist |
| Ben Lane | ... | makeup supervisor |
Production Management
| Seymour Friedman | ... | production supervisor |
Sound Department
| James Nelson | ... | supervising sound editor |
Music Department
| George Duning | ... | composer: theme music |
| Irving Friedman | ... | music supervisor |
Additional Crew
| Paul Stone | ... | assistant to the producers |