Lawrence Pressman (born David M. Pressman) is an American actor, probably best known for roles on Doogie Howser, M.D., Ladies' Man, a recurring role on Profiler, the title character on Mulligan's Stew and as a fictional scientist in the 1971 film The Hellstrom Chronicle. His first role was on the soap opera The Edge of Night, and one of his first movie starring roles was in Shaft (1971). His other film credits include Making It (1971), The Crazy World of Julius Vrooder (1974), The Man in the Glass Booth (1975), 9 to 5 (1980), The Hanoi Hilton (1987), Angus (1995), Trial and Error (1997), Very Bad Things (1998), Mighty Joe Young (1998) and American Pie (1999). He played Col. Cathcart in the Hanoi Hilton. He has appeared in TV movies such as The Gathering, A Fighting Choice, The Late Shift, Whose Daughter Is She?, Victims for Victims: The Theresa Saldana Story, as well as in guest roles on Hawaii Five-O, Paper Moon, The Bob Newhart Show, The Mary Tyler Moore Show, Griff, Dawson's Creek, The Drew Carey Show, Providence, The Practice, Dangerous Minds, Diagnosis: Murder, Law & Order, Matlock, Ghost Whisper, Marcus Welby, M.D., Gilmore Girls, Murder, She Wrote, M*A*S*H, Star Trek: Deep Space Nine, and Cannon. Pressman played Bill Denton in the 1976 miniseries Rich Man, Poor Man. He portrayed H. R. Haldeman in the 1979 CBS miniseries Blind Ambition, and also appeared in the 1983 mini-series The Winds of War.