
Killer Klowns from Outer Space
as Dave Hanson

Nelson portrayed original series character Warren Lockridge on the American soap opera Santa Barbara from August 1, 1984, to April 29, 1986. He starred as the title character in the low-budget 1987 comedy-fantasy Hunk where a nerd was transformed into a golden-tanned, muscular hunk after "leasing" his soul to the Devil.
Nelson co-starred with in the 1988 cult/sci-fi epic Killer Klowns from Outer Space.
Nelson co-starred (and later recurred) in the early seasons of the series Baywatch as "John D. Cort," a lifeguard who is ultimately forced to retire because of retinitis pigmentosa. Later, Nelson co-starred with fellow Baywatch alum Gena Lee Nolin in the syndicated Sheena, Queen of the Jungle.