Suburgatory (2011-) – as Noah Werner
Suburgatory on IMDB
A teenage girl moves from the city to the suburbs.

Robot Chicken (2005-) – as Pinky
Robot Chicken on IMDB
From creators Seth Green and Matthew Senreich, Robot Chicken is stop motion animation with a demented twist.

NTSF:SD:SUV (2011-) – as Sven
NTSF:SD:SUV on IMDB
Never forget? Terrorism hasn’t, and neither will the NTSF:SD:SUV. In a world where threatening danger looms large and Homeland Security won’t secure itself, San Diego’s citizens can’t afford not to trust in the NTSF.

Napoleon Dynamite (2012-) – as Officer Elwood
Napoleon Dynamite on IMDB
Follows the misadventures of an awkward high school teenager and his quirky friends as they struggle to navigate life in rural Idaho.

The Life and Times of Tim (2008-) – as Debbie / Arthur / Rodrigo
Life and times of Tim on IMDB
“The Life & Times of Tim” is an animated show about a young guy named Tim who just can’t seem to catch a break in life. He’s a normal guy who always tries to do the right thing, but for some reason the world conspires against him.

Good vibes (2011) as Lonnie
Good vibes on IMDB
The pilot is currently being filmed more information as I find it

Young Justice (2010) as Green arrow/Oliver Queen (voice)
Young justice on IMDB
Alan lends his voice to this cartoon series of the DC comics

Glen Martin DDS (2011) (voice)

Glenn Martin DDS on IMDB

Alan lends his voice to three episodes of this animated series

V (2010) as Dale Maddox
V on IMDB

A remake of a popular TV show from the ‘80s, a programme about aliens coming to Earth asking for help but a small group of people discover their true intentions and resist.

Dollhouse (2009) as Alpha
Dollhouse on IMDB

This will be the first TV role Alan has had since CSI and his first collaboration with Joss Whedon since Firefly. A futuristic laboratory assigns different tasks to its various residents, who then have their memories erased upon the completion of their assignments.
CSI: Vegas ~ Burn out (2006) as Carl Fisher
Burn out on IMDB

Alan plays a paedophile arsonist maintains his innocence in the disappearance of two young boys, but he is also willing to help the investigation by giving Grissom insight on the potential kidnapper’s mindset.

Capitol law (2006) as Walker Eliot
Capitol law on IMDB

Sharp legal associates at a Washington D.C. law firm struggle to get along with their ruthless, ethically-challenged managing partner.

Into the West (2005) as Nathan Wheeler
Into the West on IMDB

Tales from the American West in the 19th century, told from the perspective of two families, one of white settlers and one of Native Americans. Alan plays the son of the wheelers family and only appears in the first two episodes.

Arrested development ~ meet the Veals (2005) as Pastor Veal
Meet the Veals on IMDB

Michael thinks George-Michael has set the bar too low with his dating standards, so he sets up a meeting between Ann’s ultra-conservative parents and his family, hoping that would break them up. But the plan backfires when Michael realizes Ann’s family is just as screwed up as his. Alan appears in only this episode.

Firefly (2002) as Hoban ‘Wash’ Washburne
Firefly on IMDB

Five hundred years in the future, a renegade crew aboard a small, mobile, spacecraft tries to survive as they travel the unknown parts of the galaxy and evade warring factions as well as authority agents out to get them. Alan plays the pilot of Serenity and the husband of Zoe who is second in command.

Frasier ~ the great Crane robbery (2000) as Todd Peterson
The great Crane robbery on IMDB

Frasier adopts the role of cultural mentor to Todd Peterson, a Silicon Valley billionaire who’s just become the station’s new owner.

Strangers with candy ~ Blank stare part 1 and 2 (2000) as Father
Strangers with candy on IMDB

Jerri Blank is a 46-year-old “boozer, user and a loser” who tries to put her life back together again. The reformed runaway and addict returns to high school as a freshman, where she tries to fit in and act hip with girls 1/3 her age. Unfortunately, she hasn’t quite shed her immoral background or acquired any ethics, and her bizarre family and frustrated schoolmates have trouble interacting with her.