The Knights of the Round Bed (1973) — Cast
Cast
| Tristán | Tristán |
| Haydée Padilla | Margarita |
| Jorge Porcel | Jorge |
| Elida Marletta | Dorita |
| Carmen Morales | Carmen |
| Julio De Grazia | Jacinto |
| Eloísa Cañizares | Ermelinda |
| María Rosa Fugazot | Rosa |
| Mario Sánchez | |
| Mario Sapag | |
| Alberto Irízar | |
| Mariquita Gallegos | Campo |
| Gabriela Acher | |
| Agó Franzetti | |
| Chico Novarro | Det. Ricardo 'Rico' Tubbs |
| Tina Francis | |
| Luis Capdevila | |
| Trixie Bongartz | |
| Natacha Nohani | |
| Julia Alson | |
| Tita Coel | |
| Alberto Olmedo | Alberto Granado |
| Marcia Bell | |
| Dorita Burgos | |
| Hugo Hartstadz | |
| Amalia Bernabé | |
| Vana Nissen | |
| Héctor Doldi | |
| Eduardo Rodini | |
| Jorge Martínez | |
| César Bertrand | |
| Mimí Pons | |
| Carlos Moreno | |
| Javier Portales | Investigador Celso Ramos |
| Amparito Castro | |
| Adolfo García Grau | Julián |
| Fidel Pintos | |
| Guillermo Francella | |
| Alicia Sorbell | |
| Moria Casán | Olga |
| Eithel Bianco | |
| Felipe Méndez | |
| Emilio Arnaudie | |
| Raquel Álvarez | |
| Neri Giacometti | |
| Anita Almada | |
| Karina Lester | |
| Délfor | |
| Gloria Gueddes | |
| Marcos Zucker | Salomón |
Crew
| Daniel Castronuovo | Assistant Sound Designer |
| Oscar López Ruiz | Music |
| Jorge López Ruiz | Music |
| Francisco Mascareño | Set Decoration |
| Hugo Sofovich | Writer |
| Alejandro Arango | Producer's Assistant |
| Gerardo Sofovich | Producer |
| Hugo Sofovich | Producer |
| Gerardo Sofovich | Writer |
| Eduardo López | Assistant Editor |
| Margarita Brondolo | Assistant Editor |
| Óscar Montauti | Editor |
| Fernando Molina | Production Manager |
| Óscar Piruzanto | Set Designer |
| Miguel Amengual | Electrician |
| Alfredo Suárez | Still Photographer |
| Nélida Aued | Hair Designer |
| Norberto Castronuovo | Sound |
| Américo Hoss | Cinematography |
| Luis Osvaldo Repetto | Executive Producer |
| Alberto Wiernicki | Assistant Costume Designer |
| Mario Kaminsky | Associate Producer |
| Nicolás Carreras | Executive Producer |
| Alfredo Cosentino | Assistant Camera |
| Luis Fernández | Producer's Assistant |
| Gerardo Sofovich | Director |
| Blanca Olavego | Makeup Artist |
| Óscar Piruzanto | Art Direction |
| Marcelo Pais | Camera Car |