
An American television, film and stage actor. He has appeared in over one hundred television programs and films during his career. Polis' first film role was the character 'Fuchs' in the science fiction film The Thing. He appeared in numerous television series including Cheers, Alien Nation, Northern Exposure, Star Trek: Voyager, Roseanne, Seinfeld, Chicago Hope, Boston Legal and CSI. He appeared in a recurring role on the television series Cheers as the mischievous Gary, owner of the rival bar, Gary's Olde Towne Tavern. Polis's theater credits include performances at the Astor Place Theatre, Hartford Stage, Old Globe Theater, South Coast Repertory, Mark Taper Forum, Odyssey Theatre, Laguna Playhouse, Lillian Theater and the Pasadena Playhouse.

The Thing
1982 · as Fuchs

The Rookie
1990 · as Lance

My Blue Heaven
1990 · as U.S. Attorney

Attraction
2001 · as William

Dark Angel
1996 · as Jastrow

Best Defense
1984 · as First Agent

True Believer
1989 · as Dean Rabin

Alien Hunter
2003 · as Copeland

It's My Party
1996 · as Tim Bergen

Fallen Angels
2007 · as Horace Millhouse

Prison of Secrets
1997 · as Brad

The Thing Expanded
2026 · as Self

Rocket's Red Glare
2000 · as Col. Mitchell

Burning Bridges
1990 · as Dr. Paletsky

Serial Killer
1995 · as Jack Blund

Chasing a Dream
2009 · as Dr. Aldicott

Swallow
2004 · as Agent Miller

All The Kids Do It
1984 · as Coach