About William Marshall (actor)
William Horace Marshall was an American actor, director and opera singer. He played the title role in the 1972 blaxploitation classic Blacula and its 1973 sequel Scream Blacula Scream. He has appeared as the King of Cartoons on the 1980s television show Pee-wee's Playhouse, as Dr. Richard Daystrom on the television series Star Trek, and as Thomas Bowers on the television series Bonanza. He was 6‘5” tall and was known for his bass voice. He won two local Emmys for producing and performing in a PBS production, As Adam Early in the Morning, a theatre piece originally performed on stage. In 1974, Marshall won two local Emmys for producing and performing in a PBS production, As Adam Early in the Morning, a theatre piece originally performed on stage.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.