The Big Blockade

Leslie Banks

Taylor

Michael Redgrave

Russian

Will Hay

Skipper

John Mills

Tom

Bernard Miles

Royal Navy Mate

Michael Rennie

George

Frank Cellier

Schneider

Роберт Морли

Von Geiselbrecht

Alfred Drayton

Direktor

Marius Goring

German Propaganda Officer

Austin Trevor

U-boat Captain

Albert Lieven

Gunter

John Stuart

Royal Navy: Naval Officer

Morland Graham

Civil Service

John Boxer

Press

Cyril Chamberlain

Press

George Merritt

German: German Shelter Marshal

George Woodbridge

Quisling

Ronald Adam

German businessman (uncredited)

Thora Hird

German barmaid (uncredited)

Frederick Piper

Malta official (uncredited)

Ronald Shiner

Shipping clerk (uncredited)

Manning Whiley

Naval officer (uncredited)

Michael Wilding

Captain (uncredited)