Known for Acting

John Karlen (born John Adam Karlewicz) was an American character actor who played multiple roles (Willie Loomis, Carl Collins, William H. Loomis, Desmond Collins, Alex Jenkins, and Kendrick Young) on the ABC serial Dark Shadows, in various episodes which aired from 1966 to 1971. Karlen also played Harvey Lacey, husband of Mary Beth Lacey (played by Tyne Daly), on the CBS crime series Cagney & Lacey (1982–88).
1984
as Mr. Nash
1971
as Alex Jenkins
1970
as Willie Loomis
1981
as The Detective
1975
as Thomas Amman
1971
as Stefan Chilton
1987
as Mike Burnette
1986
as Max
1992
as Jake West
1984
as Bob Russell
1993
as Mac
1985
as DiSalvo
1973
as Otto Roget
1989
as Al
1994
as Harvey Lacey
1991
as Jake Morrison
1994
as Waldo Church
1989
as Lieutenant Wingo
1990
as Sgt. Madden
1993
as Jack McAllister