Director:
Eugenio Martín

Casting:
Christopher Lee,
Peter Cushing,
Alberto de Mendoza,

UK, Spain, 1972

Director:
Phillip Marshak Tom McGowan Gregg C. Tallas

Casting:
Cameron Mitchell,
Marc Lawrence,
Faith Clift,

USA, 1980

Director:
Alexander Singer

Casting:
Lee Van Cleef,
Carroll Baker,
Stuart Whitman,

UK, Spain, 1971