John Phillip Law as Dr. Benjamin Justice

Gert Fröbe as Max Orwall / Georges Orwall

Nathalie Delon as Karine

Roger Paschy as Wang

Henri Marteau as

Gilles Béhat as

Lionel Vitrant as

Jean Lanier as

Hugo Blanco as

Eduardo Fajardo as

Paul Naschy as

Manuel Pereiro as

José Canalejas as

Roland Mahauden as

Jean-Marie Degèsves as

Pierre Fox as

André De Flandre as

Christian Maillet as

Michel Demaret as

Ramon Berry as

Marc Audier as

Alain Gilles as

C.W. Wang as

Jack Trelin as

Alain Houtsaegher as