Hans Reiser

as Inspektor Harvey

Charles Regnier

as Clifton

Ellen Schwiers

as Lady Trenton

Alfred Schlageter

as Sir Humphry

Christa Linder

as Jane Wilkins

Gerhard Geisler

as Dr. Livingstone

Kai Fischer

as Grace Harrison

Ady Berber

as The Strangler

Birgit Bergen

as Dodo

Walter Kiesler

as Sir Burley

Peter W. Loosli

as Travers

Albert Mol

as Larry the Glad

Rainer Bertram

as Kiddie

Inigo Gallo

as Pietro Broggini

Edi Huber

as Masters

Ruth Jecklin

as Maisie

Lis Kertelge

as Djaipur