A tall, husky, actor adept at adding comedy to action-drama roles, Peter DeLuise often has been cast as gentle giants. Like his father, actor-comedian Dom DeLuise, he has a tendency to carry extra weight. DeLuise is perhaps best recalled as Doug Penhall, the deeply caring, sometimes volatile undercover police officer, on "21 Jump Street" (Fox, 1987-1990) or as Dagwood, the failed prototype of a genetically-engineered soldier who was reduced to maintenance duty, on "seaQuest DSV" (NBC, 1994-1995).DeLuise made his show business debut at age one on an episode of his father's "The Dom DeLuise
