Lewis made his film debut as Dennis in the 1988 dark comedy
Heathers. In 1991, he was cast in the lead role of the short-lived
CBS sitcom
Teech. The series was cancelled after thirteen episodes. He has appeared in smaller roles in other films, including
City Slickers (1991),
Bowfinger (1999),
I Spy (2002),
Surviving Christmas (2004),
Kicking & Screaming (2005), and
Beverly Hills Chihuahua 2 (2011). He also appeared in guest parts on various television series including
Sister Sister,
Pacific Blue,
JAG,
Ally McBeal,
Joan of Arcadia,
Brothers & Sisters,
8 Simple Rules,
Buffy the Vampire Slayer,
Friends and
How I Met Your Mother. Lewis has also had recurring roles on
A Different World,
The Wayans Bros.,
Lizzie McGuire,
Yes, Dear,
Scrubs, and
Raising Hope. Lewis co-starred in the
Disney Channel original series
The Suite Life of Zack & Cody as
Mr. Moseby. In 2008, he had reprised the role on a
spin-off The Suite Life on Deck, where he plays the manager of
The S.S. Tipton. He has appeared as a guest star on Disney Channel's ''
That's So Raven, Phineas and Ferb, and Jessie'', and also in one of the channel's original films,
Dadnapped. On the children's series
Special Agent Oso, he has a recurring role as the voice of Agent Wolfie. Lewis guest appeared in “227” as “Ken” in season 2, episode 7. As a
television director, he directed eight episodes of
The Suite Life on Deck, first making his directorial debut with
The Suite Life of Zack & Cody episode "I Want My Mummy" (2007). He has since gone on to direct episodes of the Disney Channel sitcoms
A.N.T. Farm,
Austin & Ally,
Good Luck Charlie, ''
Kickin' It and Jessie. His other television directing credits include Malibu Country, Mike & Molly, 2 Broke Girls, The Soul Man, Sullivan & Son, Melissa & Joey, Young & Hungry, The Odd Couple, One Day at a Time, and Indebted. He also directed the live episode of Undateable'' in 2015 that secured a third season for the series. From 2017 to 2019, Lewis directed fifteen episodes of
Netflix sitcom
One Day at a Time. ==Personal life==