John Allen Nelson

Nelson's most critically acclaimed television success was in the role of Walt Cummings in 24, followed by the role of Senator Jeffrey Collins in the 2006 Fox drama Vanished.

Nelson also co-wrote the screenplay for the martial arts-yarn Best of the Best 2, which was released in 1993, as well as American Yakuza starring Viggo Mortensen. The following year, in 1994, Nelson co-wrote and co-starred in the movie Criminal Passion which featured Joan Severance and Anthony Denison.

Nelson co-starred with Grant Cramer, Suzanne Snyder, Royal Dano and John Vernon in the 1988 cult/sci-fi epic Killer Klowns from Outer Space.

Nelson married Åse Nelson in 1988. They separated in 2003 and divorced in 2005. His two children from the marriage—son Axel (b. 1990) and daughter Linnea (b. 1994)—live with their mother in Sweden. He married actress Justine Eyre in a four-day fairytale wedding at Château de Farcheville outside Paris, France in September 2007 and they have a son born in August 2009.

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.

John Allen Nelson (born August 28, 1959) is an American actor and screenwriter.