Peter Sellers
Dodger Lane
Wilfrid Hyde-White
Soapy Stevens
Maurice Denham
Governor Horatio Bennett
Irene Handl
Mrs. Price
David Lodge
Jelly Knight
Lionel Jeffries
Chief Prison Officer Sidney Crout
Liz Fraser
Ethel
Bernard Cribbins
Lennie Price
Beryl Reid
Miss Pringle
Walter Hudd
Reverend Patterson
George Woodbridge
Chief Prison Officer Jenkins
John Glyn-Jones
Lawyer
Cyril Chamberlain
Day Gate Warder
Noel Hood
Miss Prescott
Wallas Eaton
Night Gate Warder
Mario Fabrizi
Jones
Thorley Walters
Colonel Parkright
Myrette Morven
Miss Meakin
Edwin Brown
Warder Charlie
Andrew Downie
Garden Warder
William Abney
Visiting Room Warder
John Wood
Captain
Robert James
Police Superintendent
Warren Mitchell
Tailor
Arthur Mullard
Fred
Vivienne Martin
Fred's Wife
Joe Gibbons
Dustman
Ian Wilson
Milkman
Edward Dentith
Detective
John Harvey
Rockhampton Prison Governor
Johnny Vyvyan
Shorthouse
Harry Littlewood
Postman
Homi Bode
Court Chamberlain
John Adams
Police Inspector (uncredited)
Jack Armstrong
Vicar (uncredited)
Del Baker
Soldier (uncredited)
Abe Barker
Sam (uncredited)
Joe Beckett
Prisoner (uncredited)
Eddie Boyce
Army Corporal (uncredited)
Robin Burns
Prisoner (uncredited)
Ted Carroll
Modelling Prisoner (uncredited)
Tony Castleton
Prisoner (uncredited)
Harold Coyne
Prisoner (uncredited)
Dan Darnelli
Vicar (uncredited)
Robert Day
Minor Role (uncredited)
Jack Dearlove
Postman (uncredited)
Olga Dickie
Woman in Pub (uncredited)
Tony Doonan
Prisoner in Garden (uncredited)
Eynon Evans
Solicitor (uncredited)
George Hilsdon
Harold (uncredited)
George Holdcroft
Prisoner (uncredited)
Lindsay Hooper
Soldier / Driver (uncredited)
Tommy Jenkins
Prisoner (uncredited)
Gerry Judge
Constable (uncredited)
Frederick Kelsey
Vicar (uncredited)
Alf Mangan
Prisoner (uncredited)
Jack May
Prison Visitor (uncredited)
Manny Michael
Prisoner / Security Van Guard (uncredited)
John More
Prisoner (uncredited)
Guy Standeven
Prisoner (uncredited)
Larry Taylor
Rockingham Quarry Prison Warder (uncredited)
Joe Wadham
Security Van Driver (uncredited)
Hedger Wallace
Detective (uncredited)