Micah Stephen Williams: A Portrait Artist Rediscovered Micah Stephen Williams (born February 16, 1991) is an American former actor, best known for his recurring role as Emmett on the Disney Channel sitcom *Good Luck Charlie*. He began his acting career having a small guest role in the series *The Pretender*, and went on to guest star in other television series including *Grounded for Life*, *Lizzie McGuire*, *Joan of Arcadia*, *In Jus…