On this day in movie history - The French Connection (1971):

The French Connection

directed by William Friedkin,

written by Ernest Tidyman,

based on the book by Robin Moore,

was released in the United States on October 9, 1971.
Music by Don Ellis.

Cast:

Gene Hackman, Fernando Rey, Roy Scheider, Tony Lo Bianco, Marcel Bozzuffi, Frédéric de Pasquale, Bill Hickman, Ann Rebbot, Harold Gary, Arlene Farber, Eddie Egan, André Ernotte, Sonny Grosso, Benny Marino, Patrick McDermott, Alan Weeks, Al Fann, Irving Abrahams, Randy Jurgensen, William Coke, The Three Degrees, Frank Adonis, Gilda Albertoni, Robert Dahdah, Frank Durk, Rhina Ferrari, Sarina C. Grant, Joe Lo Grippo, Melonie Haller, Eric Jones, Gladys Lane, Jean Luisi, Doris McCarthy, Charles McGregor, Lora Mitchell, Maureen Mooney, Santos Morales, Silvano Nolemi, Burt Richards, Willy Switkes, Fat Thomas, Robert Weil.