Kenneth Williams

Captain Fearless

Bernard Cribbins

Midshipman Albert Poop-Decker

Juliet Mills

Sally

Charles Hawtrey

Walter Sweetley

Donald Houston

Lieutenant Jonathan Howett

Percy Herbert

Mr. Angel

Jim Dale

Young Carrier

Patrick Cargill

Governor Don Luis

Cecil Parker

First Sea Lord

Ed Devereaux

Hook

Peter Gilmore

Roger

George Woodbridge

Ned

Ian Wilson

Lightning Legs

Jimmy Thompson

Admiral Horatio Nelson

Anton Rodgers

Vice-Admiral Sir Thomas Hardy

Michael Nightingale

Town Crier

Frank Forsyth

Second Sea Lord

Barrie Gosney

Coach Driver

John Brooking

Third Sea Lord

Jan Muzurus

Spanish Captain

Viviane Ventura

Spanish Secretary

Marianne Stone

Peg

Chris Adcock

Pirate (uncredited)

Tony Allen

Pirate (uncredited)

Bernard Barnsley

Deckhand (uncredited)

Alan Beaton

Pirate (uncredited)

Jim Brady

Pirate (uncredited)

Jack Carter

Marine (uncredited)

Marian Collins

Girl at Dirty Dick's (uncredited)

Maxwell Craig

Deckhand (uncredited)

Dominique Don

Girl at Dirty Dick's (uncredited)

Sally Douglas

Girl at Dirty Dick's (uncredited)

Pat Gorman

Pirate (uncredited)

Josie Grant

Woman Leaving Ship (uncredited)

Jean Hamilton

Girl at Dirty Dick's (uncredited)

Walter Henry

Deckhand (uncredited)

Jennifer Hill

Girl at Dirty Dick's (uncredited)

George Hilsdon

Deckhand (uncredited)

Pat Judge

Pirate (uncredited)

Max Latimer

Deckhand (uncredited)

Aileen Lewis

Onlooker (uncredited)

Martin Lyder

Spanish Guard (uncredited)

Fred Machon

Man at Dirty Dick's (uncredited)

Lou Morgan

Pirate (uncredited)

Neil Osborne

Naval Officer / Deckhand (uncredited)

Charles Price

Pirate (uncredited)

Reg Prince

Man at Dirty Dick's (uncredited)

Ernie Rice

Man at Dirty Dick's (uncredited)

Roy Seely

Pirate (uncredited)

Guy Standeven

Pirate (uncredited)

Dorinda Stevens

Girl at Dirty Dick's (uncredited)

Reg Thomason

Naval Officer (uncredited)

Del Watson

Press Ganger (uncredited)