Robert De Niro worked as a cab driver for a month to prepare for the role. Submitted by Twotall

Director Martin Scorsese makes more then just a cameo in this film, he's the passenger that sits with Travis talking about how he's going to kill his wife for cheating on him with a black man. He's credited as "Man Watching Silhouette".

For the more explicit scenes, Jodie Foster was doubled by her sister, Connie. Submitted by Cubs Fan

The assassination scene in this movie is said to have inspired John Hinckley Jr. to attempt to kill President Reagan. He did it to get Jodie Foster's attention.

12 year old Jodie Foster had help in her role from a real prostitute. The real hooker had a small cameo during the scene where she helped Jodie after Travis Bickle almost hit her with the taxi.

When De Niro is going up the stair to enter to the senator's headquarters, the man sitting behind the stairs is the movie director Martin Scorsese.