"Inception" is a science fiction action-adventure film directed by Christopher Nolan and starring Leonardo DiCaprio. Released in 2010, the film follows the story of Dom Cobb, a skilled thief who specializes in extracting secrets from people's subconscious while they dream. Cobb is offered a chance at redemption by embarking on a mission with a twist: planting an idea in someone's mind instead of extracting it. The film, with a run time of 148 minutes, was produced by Christopher Nolan and Emma Thomas and released by Warner Home Video.