Michael Rivkin

House

Patient

Seinfeld

Fulton

Charmed

Cell Phone Guy

ER

Stan

Star Trek: Voyager

Nunk

Workaholics

Mike the Waiter

We Baby Bears

Troll / Dragon / Townsperson 2 (voice)

We Baby Bears

Receptionist / Guard / Skeleton (voice)

We Baby Bears

Henry / Flower Person 1 / Flower Person 3 (voice)

We Baby Bears

Henry (voice)

Tenacious D

Jesus Ranch Cult Member

Kitchen Confidential

Delivery Guy

Tenacious D in The Pick of Destiny

Poopy Guy

Cradle Will Rock

Rockefeller Center - Protester

Men in Black II

Man with Dog

The Cable Guy

Karaoke Party Guest

Barry Munday

Maury Knox

Jenny

Weasly Man

Dead Man on Campus

'Shhh'-ing Student

Before the Sun Explodes

Zeb