Leslie Phillips
— Fred "Captain 'Dandy' Forsdyke" Cox
Stanley Baxter
— Brother R.S. Widdowes
Wilfrid Hyde-White
— Senior Brother Laurence Montague
Julie Christie
— Babette La Vern
James Robertson Justice
— Sir Harvey Russellrod
Michael Medwin
— Brother Ronnie Bassett
Pauline Jameson
— Sister Prunella
Robertson Hare
— Grimsdale
Raymond Huntley
— Mr. Wagstaffe
Norman Rossington
— Bert
Harry Fowler
— Woods
Charles Lloyd Pack
— Fletcher
Harold Goodwin
— George
Harry Locke
— Fred
Colin Gordon
— Drunk
Jeremy Lloyd
— Peekaboo Club M.C.
Dennis Waterman
— Boy in Park
Joan Hickson
Bryan Coleman
— Holding
Dermot Kelly
— Stanley
Arthur Mullard
— Brother Grogan
Joyce Blair
— Carol
Timothy Bateson
— Partridge
John Bennett
— Thomas
Victor Brooks
— Police Officer
Julian Orchard
— Jeweller
Patrick Newell
— Jeweller
Melody O'Brian
Alfred Burke
— Caulfield
Arthur Lovegrove
— Jones