Synopsis
Arthur Simon Simpson is a small-time crook biding his time in Greece. One of his potential victims turns out to be a gentleman thief planning to steal the emerald-encrusted dagger of the Mehmed II from Istanbul's Topkapi Museum.
Cast

Melina Mercouri
Elizabeth Lipp

Peter Ustinov
Arthur Simon Simpson

Maximilian Schell
Walter Harper

Robert Morley
Cedric Page

Jess Hahn
Hans

Gilles Ségal
Giulio

Akim Tamiroff
Gerven the Cook

Titos Vandis
Harback
Ege Ernart
Major Ali Tufan

Senih Orkan
First Shadow

Danyal Topatan
Second Shadow

Joe Dassin
Joseph

Despo Diamantidou
Voula

Faik Coşkun
Tavla Player at Hilton (uncredited)
Amy Dalby
Nanny (uncredited)

Jules Dassin
Turkish Cop (uncredited)

Selahattin Içsel
Tavla Player at Hilton (uncredited)

Bedri Çavusoglu
Police Officer (uncredited)
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