Sid James as Captain Wellington Crowther

Kenneth Williams as First Officer Leonard Marjoribanks

Kenneth Connor as Dr. Arthur Binn

Liz Fraser as Glad Trimble

Dilys Laye as Flo Castle

Esma Cannon as Bridget Madderley

Lance Percival as Wilfred Haines

Jimmy Thompson as Sam Turner

Ronnie Stevens as Drunk Passenger

Vincent Ball as Jenkins

Cyril Chamberlain as Tom Tree

Willoughby Goddard as Large Man

Ed Devereaux as Young Officer

Brian Rawlinson as Nervous Steward

Anton Rodgers as Young Man

Anthony Sagar as Cook

Terence Frisby as Passenger

Mario Fabrizi as Second Cook

Marian Collins as Bride

Jill Mai Meredith as Shapely Miss

Alan Casley as Sailor

Evan David as Bridegroom

Joyce Adams as Passenger (uncredited)

Del Baker as Officer (uncredited)

Roy Beck as Passenger (uncredited)

Hyma Beckley as Passenger (uncredited)

Roberto Cardinali as Dr. Arthur Binn (singing voice) (uncredited)

Pauline Chamberlain as Passenger (uncredited)

Norman Coburn as Wireless Operator (uncredited)

Jean Collins as Passenger (uncredited)

Peter Evans as Passenger (uncredited)

Roy Everson as Officer (uncredited)

Alan Gibbs as Passenger (uncredited)

Alex Graham as Steward (uncredited)

Patrick Halpin as Passenger (uncredited)

Aidan Harrington as Passenger (uncredited)

Alan Harris as Passenger (uncredited)

Ruth Harrison as Passenger (uncredited)

Renee Heimer as Passenger (uncredited)

Jack Hetherington as Passenger (uncredited)

John Howard as Passenger (uncredited)

Gordon Humphries as Passenger (uncredited)

Roy Lansford as Passenger (uncredited)

Aileen Lewis as Mrs. Lewis (uncredited)

Jack Mandeville as Passenger (uncredited)

Gerald Paris as Steward (uncredited)

Cecil Paul as Steward (uncredited)

Ernie Priest as Passenger (uncredited)

Jon Rumney as Passenger (uncredited)

Pat Ryan as Passenger (uncredited)

Arnold Schulkes as Young Officer (uncredited)

Bunny Seaman as Passenger (uncredited)

John Smart as Passenger (uncredited)

Prunella Smith as Passenger (uncredited)

Emile Stemmler as Steward (uncredited)

Reg Thomason as Passenger (uncredited)

John Timberlake as Chef (uncredited)

Jan Williams as Passenger (uncredited)

Ian Wilson as Passenger (uncredited)