(written from a Production point of view)
Born as Clinton Robert Hummel, he has experience in karate, bodybuilding, stage combat, horseback riding, and prosthetics, and was once voted on the second place of Mr. Teenage Illinois.
Beside appearing in several stage plays in Los Angeles and Iowa, Glenn appeared as a Seattle cop in the last episode of Frasier in 2004, alongside Kelsey Grammer and Patrick Kerr. He portrayed leading characters in the independent movies The Gatekeeper, Kill All Cannibals, the horror western The Quick and the Undead (2006), and the horror film The Fleshkeeper (2007). On the two latter films he worked as producer / co-producer and on The Fleshkeeper also as production designer.