Sidney James

Captain Wellington Crowther

Kenneth Williams

First Officer Leonard Marjoribanks

Kenneth Connor

Dr. Arthur Binn

Liz Fraser

Glad Trimble

Esma Cannon

Bridget Madderley

Lance Percival

Wilfred Haines

Ronnie Stevens

Drunk Passenger

Vincent Ball

Jenkins

Cyril Chamberlain

Tom Tree

Willoughby Goddard

Large Man

Ed Devereaux

Young Officer

Anton Rodgers

Young Man

Mario Fabrizi

Second Cook

Norman Coburn

Wireless Operator (uncredited)

Alan Harris

Passenger (uncredited)

Roy Lansford

Passenger (uncredited)

Gerald Paris

Steward (uncredited)

Jon Rumney

Passenger (uncredited)

Emile Stemmler

Steward (uncredited)

Ian Wilson

Passenger (uncredited)