Born Markell V. Efimoff in Everett, Washington, Young began acting at the age of 9 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 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, a turn as Tim Robbins'
Happiness Runs
⭐ 4Sex Drive
⭐ 6.397The Lucky Ones
⭐ 6.384We're the Millers
⭐ 6.835Tammy
⭐ 5.346The Curse of Downers Grove
⭐ 4.775Daddy's Home
⭐ 6.29Swing State
⭐ 4.333Bad Art
⭐ 0Harry and Max
⭐ 5.6Beneath
⭐ 5.345