I diafanoidi vengono da Marte

Tony Russel

Cmdr. Mike Halstead

Lisa Gastoni

Lt. Connie Gomez

Франко Неро

Lt. Jake Jacowitx

Carlo Giustini

Capt. Jaques Dubois

Енцо Ф'єрмонте

Ken

Linda Sini

Lt. Fina Marlie

Nando Angelini

Capt. Tice

Corinne Fontaine

Gamma 1 Hostess

Umberto Raho

Gen. Paul Maitland

Goffredo Unger

Duvall