Back in Time was a documentary about the making of Back to the Future, and the Back to the Future fan base that culminated around the Back to the Future trilogy. It was directed by Jason Aron, and was released on Back to the Future Day, October 21, 2015. It included interviews with several cast and crew members, including Michael J. Fox, Christopher Lloyd, Lea Thompson, Donald Fullilove, Claudia Wells, Robert Zemeckis, Bob Gale, Steven Spielberg, Huey Lewis, and Alan Silvestri.