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).
Frankenstein
⭐ 6.7Surf Ninjas
⭐ 4.955MacShayne: Winner Takes All
⭐ 4Impulse
⭐ 5.149Trilogy of Terror
⭐ 6.24Daughters of Darkness
⭐ 6.3Pennies from Heaven
⭐ 6.052Racing with the Moon
⭐ 6.3Killer's Delight
⭐ 4.25House of Dark Shadows
⭐ 6.569Night of Dark Shadows
⭐ 6.5Perry Mason: The Case of the Glass Coffin
⭐ 7.3Night of Terror
⭐ 5.7Downpayment on Murder
⭐ 6Calendar Girl, Cop, Killer? The Bambi Bembenek Story
⭐ 3.75The Return of Mickey Spillane's Mike Hammer
⭐ 6.167A Small Town in Texas
⭐ 4.7The Cover Girl and the Cop
⭐ 3Cagney & Lacey: The View Through the Glass Ceiling
⭐ 6.7Delancey Street: The Crisis Within
⭐ 0Nightmare at 43 Hillcrest
⭐ 0Welcome Home, Bobby
⭐ 4.7Native Son
⭐ 5.208Melvin Purvis G-Man
⭐ 6.7The Invasion of Carol Enders
⭐ 3Rosie: The Rosemary Clooney Story
⭐ 0American Dream
⭐ 0Date Rape
⭐ 0Hostage Flight
⭐ 5.9The Kansas City Massacre
⭐ 4.7Nightmare on the 13th Floor
⭐ 5.2The Picture of Dorian Gray
⭐ 5.8Daddy
⭐ 7.409Express to Terror
⭐ 0The Return of Mod Squad
⭐ 5The Cloning of Clifford Swimmer
⭐ 6The Long Days of Summer
⭐ 0The Last Ride of the Dalton Gang
⭐ 2.1Roseanne: An Unauthorized Biography
⭐ 3.5Police Story: Burnout
⭐ 0Master of Dark Shadows
⭐ 9.118Babycakes
⭐ 7Without Warning: Terror in the Towers
⭐ 3Cagney & Lacey: The Return
⭐ 6.6Cagney & Lacey: Together Again
⭐ 7Cagney & Lacey: True Convictions
⭐ 10Colorado C.I.
⭐ 0Shirts/Skins
⭐ 0The Dark Wind
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