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)