Peter Sellers

Character: Dodger Lane

Wilfrid Hyde-White

Character: Soapy Stevens

Maurice Denham

Character: Governor Horatio Bennett

Irene Handl

Character: Mrs. Price

David Lodge

Character: Jelly Knight

Lionel Jeffries

Character: Chief Prison Officer Sidney Crout

Liz Fraser

Character: Ethel

Bernard Cribbins

Character: Lennie Price

Beryl Reid

Character: Miss Pringle

Walter Hudd

Character: Reverend Patterson

George Woodbridge

Character: Chief Prison Officer Jenkins

John Glyn-Jones

Character: Lawyer

Cyril Chamberlain

Character: Day Gate Warder

Noel Hood

Character: Miss Prescott

Wallas Eaton

Character: Night Gate Warder

Mario Fabrizi

Character: Jones

Thorley Walters

Character: Colonel Parkright

Myrette Morven

Character: Miss Meakin

Edwin Brown

Character: Warder Charlie

Andrew Downie

Character: Garden Warder

William Abney

Character: Visiting Room Warder

John Wood

Character: Captain

Robert James

Character: Police Superintendent

Warren Mitchell

Character: Tailor

Arthur Mullard

Character: Fred

Vivienne Martin

Character: Fred's Wife

Joe Gibbons

Character: Dustman

Ian Wilson

Character: Milkman

Edward Dentith

Character: Detective

John Harvey

Character: Rockhampton Prison Governor

Johnny Vyvyan

Character: Shorthouse

Harry Littlewood

Character: Postman

Homi Bode

Character: Court Chamberlain

John Adams

Character: Police Inspector (uncredited)

Jack Armstrong

Character: Vicar (uncredited)

Del Baker

Character: Soldier (uncredited)

Abe Barker

Character: Sam (uncredited)

Joe Beckett

Character: Prisoner (uncredited)

Eddie Boyce

Character: Army Corporal (uncredited)

Robin Burns

Character: Prisoner (uncredited)

Ted Carroll

Character: Modelling Prisoner (uncredited)

Tony Castleton

Character: Prisoner (uncredited)

Harold Coyne

Character: Prisoner (uncredited)

Dan Darnelli

Character: Vicar (uncredited)

Robert Day

Character: Minor Role (uncredited)

Jack Dearlove

Character: Postman (uncredited)

Olga Dickie

Character: Woman in Pub (uncredited)

Tony Doonan

Character: Prisoner in Garden (uncredited)

Eynon Evans

Character: Solicitor (uncredited)

George Hilsdon

Character: Harold (uncredited)

George Holdcroft

Character: Prisoner (uncredited)

Lindsay Hooper

Character: Soldier / Driver (uncredited)

Tommy Jenkins

Character: Prisoner (uncredited)

Gerry Judge

Character: Constable (uncredited)

Frederick Kelsey

Character: Vicar (uncredited)

Alf Mangan

Character: Prisoner (uncredited)

Jack May

Character: Prison Visitor (uncredited)

Manny Michael

Character: Prisoner / Security Van Guard (uncredited)

John More

Character: Prisoner (uncredited)

Guy Standeven

Character: Prisoner (uncredited)

Larry Taylor

Character: Rockingham Quarry Prison Warder (uncredited)

Joe Wadham

Character: Security Van Driver (uncredited)

Hedger Wallace

Character: Detective (uncredited)