David Niven
Sir Charles Lytton
Acting
Peter Sellers
Insp. Jacques Clouseau
Acting
Claudia Cardinale
The Princess Dala
Acting
Capucine
Simone Clouseau
Acting
Robert Wagner
George Lytton
Acting
Brenda De Banzie
Angela Dunning
Acting
Colin Gordon
Tucker
Acting
John Le Mesurier
Defence Barrister (as John LeMesurier)
Acting
James Lanphier
Saloud
Acting
Guy Thomajan
Artoff
Acting
Michael Trubshawe
Felix Townes
Acting
Riccardo Billi
Aristotle Sarajos
Acting
Meri Welles
Monica Fawn (as Meri Wells)
Acting
Martin Miller
Pierre Luigi - Photographer
Acting
Fran Jeffries
Greek 'cousin'
Acting
John Bartha
Policeman (uncredited)
Acting
William Bryant
Policeman (uncredited)
Acting
Mario Fabrizi
Hotel Manager (uncredited)
Acting
Eugene Walter
Hotel Manager (voice) (uncredited)
Acting
Wael Zuaiter
Waiter (uncredited)
Acting
Giuliana Farnese
Holiday Guest at Cortina d'Ampezzo (uncredited)
Acting
Milena Zampana
Holiday Guest at Cortina d'Ampezzo (uncredited)
Acting
Vezio Natili
Holiday Guest at Cortina d'Ampezzo (uncredited)
Acting
Enrico Cesaretti
Holiday Guest at Cortina d'Ampezzo (uncredited)
Acting
Attilio Pelegatti
Holiday Guest at Cortina d'Ampezzo (uncredited)
Acting
Romano Milani
Policeman (uncredited)
Acting
Aristide Catoni
Costume Party Guest (uncredited)
Acting