Richard KielRichard Kiel was 39 in The Humanoid as 'Golob'.
Arthur KennedyArthur Kennedy was 65 in The Humanoid as 'Dr. Kraspin'.
Ivan RassimovIvan Rassimov was 40 in The Humanoid as 'Lord Graal'.
Massimo SeratoMassimo Serato was 62 in The Humanoid as 'Great Brother'.
Venantino VenantiniVenantino Venantini was 48 in The Humanoid 
Ottaviano Dell'AcquaOttaviano Dell'Acqua was 25 in The Humanoid as 'Technician'.
Hal YamanouchiHal Yamanouchi was 33 in The Humanoid as 'Humanoid Soldier'.
Milla JohanssonMilla Johansson was >> in The Humanoid as 'Girl who is drained of blood (uncredited)'.
Aldo LadoAldo Lado was 44 in The Humanoid as 'Director, Writer'
Silvano IppolitiSilvano Ippoliti was 56 in The Humanoid as 'Director of Photography'
Ennio MorriconeEnnio Morricone was 50 in The Humanoid as 'Music'
Antonio MargheritiAntonio Margheriti was 48 in The Humanoid as 'Special Effects Supervisor'
Giannetto De RossiGiannetto De Rossi was 36 in The Humanoid as 'Makeup Artist'
Enzo G. CastellariEnzo G. Castellari was 40 in The Humanoid as 'Second Unit'Giacomo Caló CarducciGiacomo Caló Carducci was >> in The Humanoid as 'Art Direction'Enzo BulgarelliEnzo Bulgarelli was >> in The Humanoid as 'Production Design'
Armando ValcaudaArmando Valcauda was >> in The Humanoid as 'Animation Coordinator, Special Effects'Cecilia BigazziCecilia Bigazzi was >> in The Humanoid as 'Production Supervisor'Vittorio BiferaleVittorio Biferale was >> in The Humanoid as 'Production Manager'Giuliano PrincipatoGiuliano Principato was >> in The Humanoid as 'Production Manager'Arduino MercuriArduino Mercuri was >> in The Humanoid as 'Production Manager'
Corinne Cléry
Barbara Bach
Leonard Mann
José Quaglio
Attilio Duse
Larry Dolgin