Released from captivity in Vietnam, two American Army officers return to civilian life and discover they have acquired an insatiable taste for human flesh. A city is terrorised... as they stalk the inhabitants to satisfy their primitive appetites.

John Saxon
as Norman Hopper

Elizabeth Turner
as Jane Hopper

Giovanni Lombardo Radice
as Charlie Bukowski

Cinzia De Carolis
as Mary

Tony King
as Tom Thompson

Wallace Wilkinson
as Captain McCoy

May Heatherly
as Helen

Ramiro Oliveros
as Dr. Phil Mendez

Venantino Venantini
as Lieutenant Hill

Renzo Pevarello
as Hospital Assistant