Gumshoe

Albert Finney

Eddie Ginley

Billie Whitelaw

Ellen

Frank Finlay

William Ginley

Janice Rule

Mrs. Blankerscoon

Carolyn Seymour

Alison Wyatt

Fulton Mackay

John Straker

Oscar James

Danny Azinge

Bill Dean

Tommy Wright

Wendy Richard

Anne Scott

Maureen Lipman

Naomi

Neville Smith

Arthur

George Innes

Bookshop Proprietor

George Silver

Jacob De Fries

Bert King

Mal Conway

Tom Kempinski

C.L. Quarry - Psychiatrist

Joe Kenyon

Joey

Ken Jones

Labour Exchange Clerk

Christopher Cunningham

Clifford

Harry Hutchinson

Kleptomaniac

Ernie Mack

Artist in Club