Suffering from insomnia, disturbed loner Travis Bickle takes a job as a New York City cabbie, haunting the streets nightly, growing increasingly detached from reality as he dreams of cleaning up the filthy city.
I had seen two films that made a big impact on me: Robert Bresson's Pickpocket and Jean-Pierre Melville's Le Samouraï. They both featured these alienated, ascetic, almost monastically solitary antiheroes. I thought, I can make a modern American version of that story, where the guy is driving a taxi.