International Detective

Art Fleming

Ken Franklin

George Mikell

Lampfert

Nigel Green

Montoro

Tommy Duggan

Mr. Prescott

Joyce Carey

Grand Duchess Marowska

Harold Kasket

Gustave Vigo

Maxine Audley

Countess Bernaise

Francis Matthews

Aldo Forenza

William Franklyn

Conrad Schneider

Bessie Love

Mrs. Morgan

Denis Shaw

Victor Prado

Yvonne Romain

Maria Carola

Lisa Gastoni

Monette

Millicent Martin

Susan

Robert O'Neil

Jackie Barnaby

Robert Arden

McNaughton

Peter Illing

Henry Raffael

Alan Gifford

Buck Guthrie

Patrick Troughton

Bela Davos

Bruno Barnabe

The Policeman

Eileen Way

Mama Carlucci

Kathleen Byron

Nurse Lemoine

Moira Redmond

Maureen Delaney / Mary Dolan

Francis de Wolff

The General

Burt Kwouk

Jimmy Hau

Stuart Nichol

Bradford

Michael Bilton

Evan Prosser

Meier Tzelniker

Herman Hartz

Vincent Ball

Joplin

Jan Holden

Helen Madison

Eric Pohlmann

Abul Kemal Pasha

Steve Plytas

Captain Quiroga

Peter McEnery

Alan Vernon

Robert Urquhart

Hana Maria Pravda

The Woman

André Morell

Howard Conway

Alfred Burke

Mr. Molinsky

Lee Patterson

Frank Carroll

John Bay

1st Reporter

Mark Dignam

Geoffrey Redding