Glen began appearing as an opening act for the Doobie Brothers, Spyro Gyra and Al Jarreau.

A regular performer in Las Vegas and Atlantic City, New Jersey, his work on the comedy stage can be seen at The Improv, The Funny Bone and Catch a Rising Star.

After achieving a strong measure of success with stand-up comedy, Glen decided to throw his hat in the ring as an actor.

He played the role of Kowalski in the supernatural slasher film Fingerprints,[2] sharing the screen with Lou Diamond Phillips, Leah Pipes, Geoffrey Lewis, Sally Kirkland, and Kristin Cavallari.

He is known for his role as General Jernigan in Denizen,[3] directed by the newly anointed "Female Roger Corman", J.A.