Witness for the Prosecution

Ralph Richardson

Sir Wilfred Robarts

Deborah Kerr

Nurse Plimsoll

Beau Bridges

Leonard Vole

Donald Pleasence

Mr. Myers

Wendy Hiller

Janet Mackenzie

Diana Rigg

Christine Vole

David Langton

Mayhew

Richard Vernon

Brogan-Moore

Peter Sallis

Carter

Michael Gough

Judge

Frank Mills

Chief Inspector Hearne

Michael Nightingale

Clerk of the Court

Peter Copley

Dr. Harrison

Patricia Leslie

Mrs. French

John Kidd

Court Usher

Ken Kitson

Policeman (as Kit Kitson)