- Country: Mexico
- Genres: Action, Crime, Drama
- Release: 1966-05-20
- Director: Alfredo B. Crevenna
- Writers: Emilio Gómez Muriel , Alfredo Ruanova
- Language: Spanish
- Stars: ‘Karloff’ Lagarde , René ‘Copetes’ Guajardo , Gina Romand , Andrés Soler , Chucho Salinas , María Eugenia San Martín , Claudio Brook , Héctor Godoy , Consuelo Frank , Miguel Manzano
- Runtime: 85 min
- Awards: N/A
- AKA: La mano que aprieta (Mexico) , The Clutching Hand , La mano que aprieta
- Plot: Two wrestling stars must investigate strange deaths and a secret criminal organization led by a madman who becomes invisible.
- IMDB:tt0280918
La mano que aprieta Cast · · · ALL
Alfredo B. Crevenna
Director
‘Karloff’ Lagarde
Satan
René ‘Copetes’ Guajardo
Ángel
Gina Romand
Anna
Andrés Soler
Professor Resnik
Chucho Salinas
Nando
María Eugenia San Martín
Carmen Sanchez-Peña
Claudio Brook
Professor Davenport
Héctor Godoy
Antonio
Consuelo Frank
Sra. Sanchez-Peña
Miguel Manzano
Inspector Saldivar
Carlos Nieto
Gustavo
Ramón Bugarini
Ramiro
Guillermo Hernández
Ramón (as Guillermo Hernández 'Lobo Negro')
Fernando Osés
Luchador
Tito Novaro
Gerente hotel
René Barrera
Antonio Montoro
Luchador
Beny Galán
Luchador
Jorge Allende
Luchador
Jean Safont
Luchador
Miguel Arenas
Don Miguel
Augusto Benedico
Julio Arena
Juan Garza
Agente policía