 | Dr. Cliff Mitchell |
 | Maj. Anderson |
 | John Manning |
 | Dr. Warren |
Jill Warren (as Ann Aubrey) | |
 | Ruth Mason |
 | William David Turk aka Waldo |
 | Tony |
 | Charles |
 | Sgt. Dale |
Harold Syms | |
 | Harold Syms |
 | Inspector White |
 | Carl Tomkins |
 | Captain Scott |
Sheila Lane | |
 | Barman |
 | Undercover Intelligence Agent |
 | John Manning (voice) |