Seymour Cassel (gebore 22 Januarie 1935) is 'n Amerikaanse akteur en vervaardiger. Hy is bekend vir sy rolle in die rolprente Minnie and Moskowitz (1971), Dick Tracy (1990), In the Soup (1992), en Rushmore (1998). 1960: Juke Box Racket 1968: Faces 1970: The Revolutionary 1971: Minnie and Moskowitz 1975: Two Tons of Turquoise to Taos Tonight 1976: The Killing of a Chinese Bookie 1977: Black Oak Conspiracy 1977: Death Game 1979: California Dreaming 1984: Love Streams 1984: I'm Almost Not Crazy: John Cassavetes - the Man and His Work 1986: Eye of the Tiger 1987: Survival Game 1990: Dick Tracy 1991: White Fang 1992: In the Soup 1992: Adventures in Spying 1993: Indecent Proposal 1994: Hand Gun 1994: Tollbooth 1996: Chameleon 1996: Dead Girl 1996: John Cassavetes: To Risk Everything to Express It All 1997: Obsession 1998: Rushmore 1998: Snapped 1998: Relax...