Education
Harvard University.
Harvard University.
He began acting while a student at Illinois College and continued in theater at Harvard University. In 1951 he began his career on Broadway appearing in The Constant Nymph. Sullivan appeared mostly in television roles during his career.
In the mid-1950s, he appeared on the religion anthology series, Crossroads.
Sullivan and Angie Dickinson appeared together in the episode "Point of Honor" of the syndicated American Civil War drama series, The Gray Ghost. He guest starred as Jason Douglas in the 1960 episode "The Target" of the syndicated western series Tombstone Territory.
In 1961-1962, Sullivan made three guest appearances on Perry Mason, and in each episode played the murder victim. He portrayed Patrick Henry in the Daniel Boone episode "Love and Equity", scientist Anthony Sterling in the Voyage to the Bottom of the Sea episode "Levithan", Nexus in the Lost in Space episode "His Majesty Smith, an Army Lieutenant in the episode "The Winter Soldier" on Rawhide, Mr.
Willis in Knots Landing, Doctor Burt Hammond in Saint Elsewhere, and Mr.
Plenn in Falcon Crest. He played the prosecuting attorney in the Hill 256 Episode of Combat!. In the Dragnet episode "The Big Prophet" (1968) Sullivan gave a tour de force performance as his character, "Brother William" (a thinly disguised portrayal of Timothy Leary) held forth for the entire half-hour on the benefits of LSD and marijuana, while Joe Friday argued the opposing view.
In 1966-1967 season, he appeared as Major Mapoy in all twenty-six episodes of the American Broadcasting Company Western series The Monroes with Michael Anderson, Junior., and Barbara Hershey.
He appeared in films such as That Darn Cat! (1965) as Graham and The Magic Sword (1962). Sullivan performed the role of Parmen, a supremely arrogant and cruel telekinetic alien, in the Star Trek episode "Plato"s Stepchildren" (1968).
Telepathy was the subject of experiments Sullivan conducted in the documentary film from 1977 called The Amazing World of Psychic Phenomena hosted by Raymond Burr. Sullivan often portrayed villains throughout his acting career.
He once said, "Playing truly evil people is a great way to release tension and anger and disgust with humanity.
Show bad people what they really look and act like and maybe they"ll recognize themselves and change. Who knows?"
Sulivan died in Los Angeles of a heart attack at the age of 74. He had recently completed a role in Mike Nichols"s production of The Little Foxes and was working on a book about his family"s Eli Bridge Company, which built one of the first Ferris wheels.
He was interred at Diamond Grove Cemetery in his native Jacksonville, Illinois.