Jamie Lee Curtis as Wanda Gershwitz

John Cleese as Archie Leach

Kevin Kline as Otto

Michael Palin as Ken Pile

Maria Aitken as Wendy

Tom Georgeson as Georges Thomason

Cynthia Cleese as Portia

Patricia Hayes as Mrs. Coady

Geoffrey Palmer as Judge

Mark Elwes as Customer in Jeweler's Shop

Neville Phillips as Manager of Jeweler's Shop

Peter Jonfield as Inspector Marvin

Jeremy Child as Mr. Ian Johnson

Stephen Fry as Hutchison

Ken Campbell as Bartlett

Al Hunter Ashton as Warder

Roger Hume as Locksmith

Roger Brierley as Davidson

Llewellyn Rees as Sir John

Michael Percival as Percival

Kate Lansbury as Magistrate

Andrew MacLachlan as Eebeedee

Roland MacLeod as Vicar

Robert Putt as Policeman at Old Bailey

Pamela Miles as Mrs. Hazel Johnson

Sharon Marino as 1st Junior Barrister

Patrick Newman as 2nd Junior Barrister

David Simeon as Court Clerk

Barrie Holland as Defence Barrister (uncredited)

Robert Ian Mackenzie as Copper

Clare McIntyre as Airline Employee