Julia, a 25 year-old university student, two weeks pregnant, with no criminal record, is sent to prison. Julia murdered the father of her child. This story addresses maternity, jail and Justice; confinement, guilt and solitude; but above all it deals with Julia and her son, Tomas, born inside an Argentinean prison.
Is Lion's Den on Netflix? Yes! The movie Lion's Den is now on Netflix in the countries listed below.
| Directing | Pablo Trapero | Director |
| Writing | Pablo Trapero | Writer |
| Writing | Alejandro Fadel | Writer |
| Writing | Martín Mauregui | Writer |
| Writing | Santiago Mitre | Writer |
| Production | Alejandro Cacetta | Associate Producer |
| Production | Rocio Furmento | Producer's Assistant |
| Production | Juan Pablo Galli | Associate Producer |
| Production | Martina Gusmán | Executive Producer |
| Production | Walter Salles | Co-Producer |
| Production | Suh Young-joo | Producer |
| Production | Pablo Trapero | Producer |
| Production | Juan Vera | Associate Producer |
| Editing | Pablo Trapero | Editor |
| Editing | Ezequiel Borovinsky | Editor |
| Production | Verónica Bruno | Casting |
| Production | Ana Aráoz | Casting |
| Art | Graciela Oderigo | Art Direction |
| Costume & Make-Up | Marisa Urruti | Costume Design |
| Costume & Make-Up | Andrés Parrilla | Makeup Artist |
| Costume & Make-Up | Diana Titaferantta | Makeup Artist |
| Costume & Make-Up | Alberto Moccia | Makeup Designer |
| Art | Agustina Llambi Campbell | Production Design |
| Production | Marcelo Martín | Production Manager |
| Directing | Jonás Costa | First Assistant Director |
| Directing | Mariano De Luca | Second Assistant Director |
| Directing | Ignacio Gaggero | Second Assistant Director |
| Directing | Carlos Kaimakamian Carrau | Assistant Director |
| Directing | Martín Mohadeb | Second Unit Director |
| Directing | Valeria Pivato | Assistant Director |
| Directing | Rolo Pulpeiro | Second Unit Director |
| Sound | Rufino Basavilbaso | Dialogue Editor |
| Sound | José E. Caldararo | Foley Artist |
| Sound | Julián Catz | Boom Operator |
| Sound | Leandro de Loredo | Foley Recordist |
| Sound | Roberto Espinoza | Foley Artist |
| Sound | Federico Esquerro | Sound Director |
| Sound | Andrés Pepe Estrada | Sound Editor |
| Sound | Roberto Migone | Sound Re-Recording Mixer |
| Visual Effects | Ezequiel Borovinsky | Visual Effects Supervisor |
| Visual Effects | Poll Pebe Pueyrredón | Digital Effects Producer |
| Visual Effects | Leandro Pugliese | Visual Effects Supervisor |
| Visual Effects | Alejo Varisto | Visual Effects Coordinator |
| Camera | Tomás Acevedo | First Assistant Camera |
| Lighting | Alejandro Albarenque | Electrician |
| Camera | Hernán Alvarado | Second Assistant Camera |
| Camera | Nuria Besser | First Assistant Camera |
| Camera | Christian Bonini | Assistant Grip |
| Lighting | Daniel Ciurleo | Gaffer |
| Camera | Mariano De Luca | Second Assistant Camera |
| Crew | Marcelo Furchi | Video Assist Operator |
| Lighting | Fernando González | Electrician |
| Camera | Martín Mohadeb | Camera Operator |
| Lighting | Miguel Rivarola | Electrician |
| Camera | Rafael Sahade | Steadicam Operator |
| Visual Effects | Agustin Graham | Animation |
| Editing | Luisa Cavanagh | Colorist |
| Production | Marina Hambra | Location Manager |
| Production | Marcelo Vitali | Location Manager |
| Directing | Carolina Graña | Continuity |
| Production | Mauro Guevara | Production Runner |
| Production | Jimena Monteoliva | Production Coordinator |
| Camera | Guillermo Nieto | Director of Photography |
| Art | Fernanda Castelo | Art Department Assistant |