| Cast |
| William Hopper |
Col. Robert Calder
|
| Joan Taylor |
Marisa Leonardo
|
| Frank Puglia |
Dr. Leonardo
|
| John Zaremba |
Dr. Judson Uhl
|
| Thomas Browne Henry |
Maj. Gen. A.D. McIntosh
|
| Tito Vuolo |
Police Commissioner Charra
|
| Jan Arvan |
Contino
|
| Arthur Space |
Dr. Sharman
|
| Bart Braverman |
Pepe
|
| Sid Cassel |
Farmer
|
|
| Crew |
| Director |
Nathan Juran |
| Writer |
Charlotte Knight |
| Writer |
Christopher Knopf |
| Producer |
Charles H. Schneer |
|
