- Country: USA
- Genres: Horror
- Release: 1973-04-28
- Director: William Grefé
- Writers: William Grefé , Gary Crutcher
- Language: English
- Stars: Chris Robinson , Alex Rocco , Steve Alaimo , Susan Carroll , Mark Harris , Rey Baumel , Paul Avery , Marcia Knight , Gary Crutcher , Mel Pape
- Runtime: 108 min
- Awards: N/A
- AKA: Stanley, O Réptil Maligno (Brazil) , Stanley (United States of America) , Стэнли , Slangerne angriber - slangerne dræber (Denmark) , Ormarna (Sweden) , Stanley (United Kingdom) , Stanley , Stanley (France, French Republic) , Stanley (Canada) , 残酷ヘビ地獄 (Japan) , Stanley (Germany) , Stanley (Finland)
- Plot: A young Seminole Indian uses his rattlesnake to take revenge on all those he believes have wronged him.
- IMDB:tt0069308
Stanley Cast · · · ALL
William Grefé
Director
Chris Robinson
Tim Ochopee
Alex Rocco
Thomkins
Susan Carroll
Susie Thomkins
Rey Baumel
Sidney Calvin
Paul Avery
Psycho Simpson
Marcia Knight
Gloria Calvin (as Marcie Knight)