The Tunnel (Spanish: El túnel) is a 1952 Argentine drama film directed by León Klimovsky and starring Laura Hidalgo, Carlos Thompson and Bernardo Perrone. It is an adaptation of the 1948 novel The Tunnel by Ernesto Sábato. It was made by the noted studio Argentina Sono Film. The film's sets were designed by the art director Gori Muñoz.
In Buenos Aires the talented but tormented painter Juan Pablo Castel becomes besotted with MarÃÂa, particularly when he realises she truly understands his art. The two form a relationship but his intense, paranoid feelings towards his muse push him towards madness.