Casts
Gian Maria Volonté
as Professor Brett Fletcher
Tomas Milian
as Solomon 'Beauregard' Bennet
William Berger
as Charley Siringo
Jolanda Modio
as Maria
Gianni Rizzo
as Williams
Carole André
as Elizabeth Wilkins
Ángel del Pozo
as Maximilian de Winton
Aldo Sambrell
as Zachary Shawn
Nello Pazzafini
as Vance
José Torres
as Aaron Chase
