- Country: Italy, West Germany
- Genres: Action, Drama
- Release: 1966-03-29
- Director: Alfredo Medori , Wolfgang Schleif
- Writers: Ralph Anders , J. Joachim Bartsch , Alfredo Medori
- Language: German
- Stars: Hellmut Lange , Adeline Wagner , Peer Schmidt , Michael Kirner , Sam Garter , Moira Orfei , Massimo Serato , Allan Prior , Harold Lake , Nikki Bester
- Runtime: 93 min
- Awards: N/A
- AKA: F.B.I. Opération vipère jaune (Canada) , Epeihirisis kitrino fidi (Greece) , I symmoria tis kitrinis ohias (Greece) , Die Schlangenbande , F.B.I. Opération vipère jaune (France, French Republic) , De gule hugorme (Denmark) , FBI - Operatie Gele Slang (Belgium) , Im Nest der gelben Viper - Das FBI schlägt zu , FBI - operazione vipera gialla (Italy) , FBI Operation Yellow Viper , F.B.I. operación Víbora Amarilla (Spain) , Operation Yellow Viper (United States of America) , FBI - Opération vipere jaune (Belgium)
- Plot: N/A
- IMDB:tt0058227
FBI Operation Yellow Viper Cast · · · ALL
Alfredo Medori
Director
Wolfgang Schleif
Director
Hellmut Lange
Adeline Wagner
Peer Schmidt
Michael Kirner
Sam Garter
Moira Orfei
Massimo Serato