Indiana Jones is an American media franchise based on the adventures of Dr. Henry Walton "Indiana" Jones Jr., a fictional professor of archaeology, that began in 1981 with the film Raiders of the Lost Ark. In 1984, a prequel, The Temple of Doom, was released, and in 1989, a sequel, The Last Crusade. A fourth film followed in 2008, titled The Kingdom of the Crystal Skull. A fifth film is in development and is provisionally scheduled to be released in 2022. The series was created by George Lucas and Steven Spielberg, who directed the first four films, and stars Harrison Ford as Indiana Jones.