 | Darren McGavin als Carl Kolchak |
 | Simon Oakland als Tony Vincenzo |
 | Jack Grinnage als Ron Updyke |
 | Erik Estrada als Pepe Torres |
 | Keenan Wynn als Capt. Joe “Mad Dog” Siska |
 | Jackie Vernon |
 | Kristina Holland |
 | Ramon Bieri |
 | Pippa Scott |
 | Sorrell Booke |
 | Victor Campos |
 | Carolyn Jones als Registrar |
 | Andrew Prine |
 | Ruth McDevitt als Miss Emily Cowles |
 | Carlos Romero |
 | Ben Masters |
 | John Elerick |
 | Udana Power |
 | Sondra Currie |
 | Davis Roberts |
| Don Mantooth |
| Robert Casper |
 | Cal Bartlett |
 | Craig R. Baxley als Staff Sgt. Rolf Anderson |
| Don MacDougall | Director |
| Don Weis | Director |
| David Chase | Writer |
| Michael Kozoll | Writer |
| Stephen Lord | Story |
| Jeffrey Grant Rice | Novel |
| Arthur Rowe | Writer |
| Cy Chermak | Producer |
| Jerry Fielding | Music |
| Gil Mellé | Music |
| Ronald W. Browne | Director of Photography |
| Paul Baxley | Stunt Coordinator |
