Other titles: Le Trésor de l’Hidalgo | Dykare i mörker
Year Released: 1970
Month released: January
Directors: Alan Landsburg
Cast: Aron Kincaid, Bradford Dillman, France Nuyen, Jacques Aubuchon, Keir Dullea, Lana Wood, Paul Hampton, Ricardo Montalban, Tyrone Stuart
Production Companies: Metromedia Productions
Additional Crew: Marilyn Lassen
Art Department: Royce Finley
Casting Department: Edith Hamlin
Cinematographers: Andrew Laszlo
Colorization: Color
Costume department: Richard Bruno
Country: United States
Distributors: American Broadcasting Company (ABC), Digiview Entertainment, Flashback Home Entertainment, Reel Media International
Editors: John Soh
Languages: English
Location Management: Arnold H. Orgolini
Makeup Department: Frank Griffin
Music Department: Jack K. Tillar
Other Companies: Film House, Toronto
Script and Continuity Department: Joe Gannon
Special Effects: Glen Galvin
Stunts: Paul Stader