Dallas Mark Roberts (born May 10, 1970) is an American actor. He is best known for his role as Milton Mamet in the third season of AMC's The Walking Dead (2012-2013), Eliot Delson on Unforgettable, and Owen Cavanaugh on The Good Wife. He also starred in the Netflix comedy Insatiable.

Early life and education :

Roberts was born and raised in Houston, Texas, where he attended Paul Revere Middle School and Robert E. Lee High School. He moved to Sarasota, Florida, where he graduated from Sarasota High School in 1988 and attended State College of Florida, Manatee-Sarasota. In 1990 Roberts was accepted to the Juilliard School in New York City, where he graduated in 1994 as a member of the Drama Division's Group 23.