Glave has appeared in numerous television shows, including recurring roles as Deputy Bud Skeeter on
Picket Fences, Dr. Dale Edson in
ER, Colonel Paul Emerson in
Stargate SG-1, Lt. Colonel Evan Connors in
Army Wives, and Oscar Hutchinson in
The Rookie. He also had a guest role on two episodes of
Charmed as Curtis Williamson, a doctor who gained the Charmed Ones' powers through blood transfusions. In 1997, Glave appeared in Quincy Long's play
The Joy of Going Somewhere Definite at the
Mark Taper Forum, costarring with
Gregg Henry and
Frederick Coffin. He has also appeared in
Cheers,
NYPD Blue,
Millennium,
The X-Files,
Will & Grace,
CSI, and
Nikita, among others. He played the philandering "1980's guy" fiancé Glenn Gulia to
Drew Barrymore's character in 1998's
The Wedding Singer, alongside
Adam Sandler and Drew Barrymore. He also played the brother to
Mark Wahlberg in the movie
Rock Star, in 2000. He played Bennington Cotwell in the 1994 film ''
Baby's Day Out. He also played antagonistic Brick Davis in the 2001 comedy film Corky Romano''. In 2011, he played the antagonist Dr. Olson in Disney Channel's
The Suite Life Movie. He also played Wayne in
My Name Is Earl. He appeared in the second episode ABC drama series
Revenge, as a wealthy Wall Street hedge fund manager Bill Harmon, in September 2011. He also made appearances in
The Closer and the film
Argo. Glave also appeared in the re-imagined
Hawaii Five-0 TV series, guest-starring in the Season 4 episode, "Na hala a ka makua (Sins of the Father)", playing a fake FBI agent who is actually infamous gangster Julian Lynch. He also appeared on the hit show,
The Rookie and he played one of the main villains in the show, Oscar Hutchinson. He is one of the only villains in
The Rookie To appear from Season 1 to Season 8. He starred in the 2018 feature film
Funny Story, written and directed by Michael J. Gallagher, which co-starred
Emily Bett Rickards. The film premiered at the 2018
Slamdance Film Festival in Utah, and went on to win the Audience Award at the
Sonoma International Film Festival in California. Glave won the Best of the Fest, Best Actor Award at the Breckenridge Festival of Film in September 2018, and is nominated in the Leading Actor in a Feature category at the Southampton International Film Festival, due to be awarded in October 2018. ==Personal life==