William Marshall Filmography
- Actor (43 credits)
- Macked, Hammered, Slaughtered and Shafted (2004) играет самого себя
- Dinosaur Valley Girls (1996) Dr. Benjamin Michaels
- Sorceress (1995) John Geiger
- Maverick (1994) Riverboat Poker Player
- Killer Instinct (1988)
- Christmas at Pee Wee's Playhouse (1988) King Of Cartoons
- Amazon Women on the Moon (1987) Pirate Captain (segment 'Video Pirates')
- The Real Ghost Busters (1986) Master of Shadows, not listed in credits
- Beverly Hills Madam (1986) Widower of Jenny
- Pee-wee's Playhouse (1986) King of Cartoons
- Vasectomy: A Delicate Matter (1986) Dr. Dean
- The Tragedy of Othello, the Moor of Venice (1981) Othello
- Spider-Man and His Amazing Friends (1981) The Juggernaut
- The Great Skycopter Rescue (1980) Mr. Jason
- Benson (1979) The Grim Reaper
- Rosetti and Ryan (1977) Judge Marcus Black
- Twilight's Last Gleaming (1976) William Klinger - Attorney General
- The Tony Randall Show (1976) Judge Bradshaw
- NBC Special Treat (1975) Don Cheek
- Abby (1974) Bishop Garnet Williams
- Scream Blacula Scream (1973) Blacula / Prince Mamuwalde
- Blacula (1972) Blacula / Mamuwalde
- Honky (1971) Dr. Craig Smith
- Skullduggery (1970) Attorney General
- Zig Zag (1970) Morris Bronson
- The Mask of Sheba (1970) Captain Condor Sekallie
- The Boston Strangler (1968) Atty. Gen. Edward W. Brooke
- The Hell with Heroes (1968) Al Poland
- Tarzan's Jungle Rebellion (1967)
- Tarzan (1966) Colonel Takakombi
- The Man from U.N.C.L.E. (1964) Dr. James Febray
- To Trap a Spy (1964) Sekue Ashumen, хроника
- Piedra de toque (1963) African Missionary, not listed in credits
- The Nurses (1962) Octave Mba
- Drama 61-67 (1961) Sutlej
- Danger Man (1960) Saul Khano
- La fille de feu (1958) Stork
- The DuPont Show of the Month (1957)
- Something of Value (1957) Leader - Intellectual in Suit
- Sabu and the Magic Ring (1957) Ubal, the genie
- Rencontre à Paris (1956) not listed in credits
- Demetrius and the Gladiators (1954) Glycon
- Lydia Bailey (1952) King Dick
