From his role on the television series Webster, Lewis was nominated for four Young Artist Awards. In 1984, he was nominated for Best Young Actor in a Comedy Series for Webster and lost to Rick Schroder of Silver Spoons. In 1985, he was nominated for the same award but it went to Billy Jayne of It’s Not Easy. In 1986, he was nominated for Best Young Actor Starring in a Television Series which Marc Price ended up winning for his performance in Family Ties. In 1987, he was nominated for Exceptional Performance by a Young Actor Starring in a Television Comedy or Drama Series which Kirk Cameron of Growing Pains won.
Lewis was the child spokesperson for the Burger King Whopper.
Lewis appeared as himself on a TV child stars episode of The Weakest Link in 2001. He was voted off in the third round.
He had cameo appearances in the 2007 film Kickin’ It Old Skool and a 2013 episode of Between Two Ferns with Zach Galifianakis.
In Japan, he is known as a singer and has released two singles, and his debut single “City Connection” reached Number 2 on the Oricon chart.
On November 9, 2014, Lewis appeared on Ken Reid’s “TV Guidance Counselor” podcast. The episode was recorded live at the Davis Square Theater in Somerville, Massachusetts, as part of the 2014 Boston Comedy Festival.