Générique complet
Occhi dalle stelle
Robert Hoffmann
Tony Harris
Nathalie Delon
Monica Stiles
Martin Balsam
Inspector Jim Grant
Sherry Buchanan
Karin Hale
VV
Victor Valente
Coleman Perry
Sergio Rossi
Leader of 'The Silencers'
Mario Novelli
The Silencers Henchman
Franco Garofalo
Peter Collins
GL
Giovanna De Luca
Bruno Di Luia
The Silencers Henchman
George Ardisson
Agent for 'The Silencers'
Franco Beltramme
Phillips - Inspector Grant's Assistant
Tom Felleghy
Commander Smith
Cesare Nizzica
Farmer
Carlo Hintermann
Air Marshal Thompson