Rilis: Jan 28, 1971
Runtime: 97 menit
Genre: Kengerian
Bintang Aktor: Patrick Wymark, Linda Hayden, Barry Andrews, Michele Dotrice, Wendy Padbury, Anthony Ainley
Crew: Piers Haggard (Director), Robert Wynne-Simmons (Writer), Peter L. Andrews (Producer), Malcolm B. Heyworth (Producer), Tony Tenser (Executive Producer), Weston Drury Jr. (Casting)