Mathew St. Patrick (born March 17, 1969) is an American actor best known for his roles as Keith Charles on the HBO drama series Six Feet Under (2001−05), Detective Kenneth Marjorino on the short-lived series Reunion (2005−06), Adrian Sword in All My Children (1998−2000). Marcus Tagger in The Young and the Restless (1997). He was the first voice of Skulker on Danny Phantom.
War
As Special Agent Wick
Extinction
As Agent Davidson
Alien Raiders
As Seth
Tides of War
As Steven Barker
Surface to Air
As Quinland
Kristy
As Wayne
Virtuosity
As Onlooker at Electronics Store (uncredited)
Ball Don't Lie
As Louis
Backyards & Bullets
Doe
As Carl
Ice Cream in the Cupboard
As Dr. Derek Crowder
Sleepwalking
As Detective #1
Six Feet Under
As Keith Charles
All My Children
As Adrian Sword
Beverly Hills, 90210
Danny Phantom
As Skulker (voice)
Reunion
As Kenneth Marjorino
Crossing Jordan
As William Avery
The View
As Self
Law & Order: Special Victims Unit
As Roddy Franklin
Mike Hammer, Private Eye
Moesha
Diagnosis: Murder
As Howie Lanier
MADtv
As Self
NCIS: Los Angeles
As Bobby J. Jenlow
E!'s 101
As Self
Hawaii Five-0
As John Berris
Sons of Anarchy
As Moses Cartwright
Emily Owens, M.D.
As John Calder
Private Practice
As Malcolm