The Spider's Stratagem is a 1970 Italian made-for-television political mystery-drama film written and directed by Bernardo Bertolucci and produced by RAI. The screenplay is based on the 1944 short story Theme of the Traitor and the Hero by Jorge Luis Borges. The film stars Giulio Brogi and Alida Valli, and follows the son of an antifascist martyr who travels to his namesake’s father’s hometown, uncovering secrets of his father’s past in the process.