Frances Gray
Bill Casey
Commandant Anton Razinski
Mr. Hedgerley
Mr. Luke
Alf
Detective-Interrogator
Attendant
Priest
Lab Director Owens
Sandwich Stand Customer
Joe - the bartender
Customs Officer
Customs Man
Judy
Wardress (uncredited)
Café Mimosa Patron (uncredited)
Police Sergeant at Customs Café (uncredited)
Tom - Lab Assistant (uncredited)
Train Passenger (uncredited)
Soldier at Station Checkpoint (uncredited)
Officer at Station (uncredited)
Stewardess (uncredited)
Night Field Telephone Officer (uncredited)
Train Passenger in Platform Line-up (uncredited)
Waiter (uncredited)
Soldier at Station Check Point (uncredited)
Frank Conway (uncredited)
Customs Man (uncredited)
Soldier on Train (uncredited)
Café Mimosa Waiter (uncredited)
Operator (uncredited)
The ‘Tail’ (uncredited)
Alan (uncredited)
Train Passenger at Checkpoint (uncredited)
Enemy Scientist (uncredited)
Soldier at Station Checkpoint (uncredited)
Day Sentry at First Checkpoint (uncredited)
Customs Officer (uncredited)
Café Mimosa Customer (uncredited)