Mark L. Young

Markell V. Efimoff (born January 1, 1991), known professionally as Mark L. Young, is an American actor.

He attended La Salle University in the United States.

Markell V. Efimoff (Маркелл В. Ефимов) born in Everett, Washington, of Russian descent.

He has a fraternal twin Arthur and an older sister Arlaris.

Young began acting at the age of nine and moved to Los Angeles when he was 12 to pursue his career.

His first significant on-screen credit was a small role in two episodes of the HBO series Six Feet Under.

Young's other notable appearances include television shows The Comeback, The OC, Dexter, Big Love, Childrens Hospital, Heroes, Secret Life of the American Teenager, Cold Case, ER, CSI: Crime Scene Investigation and The Inbetweeners, while his film credits include Sex Drive, Happiness Runs, The Lucky Ones, We're the Millers, and Tammy.