Alan Tudyk
Wray Nerely (25 eps)
Mindy Sterling
Bobbie (25 eps)
Nathan Fillion
Jack Moore (25 eps)
Nolan North
Jerry Lansing (7 eps)
Amy Acker
Dawn Jones (7 eps)
Skyler Day
Tiffany Gizela (7 eps)
Liza Lapira
Brenda White (7 eps)
Henry Rollins
Stutter Dawes (7 eps)
Alison Haislip
Faith (6 eps)
Casper Van Dien
John Boutell (6 eps)
Felicia Day
Karen (5 eps)
Leslie Jordan
Leslie Jordan (5 eps)
Greg Romero Wilson
Tooth Fairy (uncredited) (4 eps)
Riki Lindhome
Janet Carney (4 eps)
Josh Dean
Rico Java (4 eps)
Tricia Helfer
Louise (3 eps)
Sean Maher
Sean Maher (3 eps)
Jack Donner
Dale (3 eps)
Liam McIntyre
Girth Hemsworth (3 eps)
Preston Corbell
Preston Corbell (3 eps)
Laura Vandervoort
Finley Farrow (3 eps)
Ari Stidham
1st Class Geek (2 eps)
Sasha Feiler
Sagan Aurora Kilauea Oliphant (2 eps)
Sean Astin
Sean Astin (2 eps)
James A. Ward
Captain Hammer Cosplayer (uncredited) (2 eps)
Milo Ventimiglia
Milo Ventimiglia (2 eps)
Jon Huertas
Diego Alfonso (2 eps)
Tyler Labine
Voice Over Guy (uncredited) (2 eps)
Lou Ferrigno
Lou Ferrigno (2 eps)
John Semper Jr.
John Semper (2 eps)
Brooke Dillman
Bucky (2 eps)
Jewel Staite
Fan Getting Autographs (2 eps)
Punnavith Koy
Shock-A-Con Attendee (uncredited) (2 eps)
Wil Wheaton
Officer Cahoots (1 eps)
Madison Brunoehler
Hopeful Fan Jovita (1 eps)
Marisa Grieco
Belaran (1 eps)
Chris Scagos
Garbage Man (1 eps)
Tracy Hickman
Tracy Hickman (1 eps)
Edward Padilla
Armand (1 eps)
Fred Stoller
Stall Neighbor #2 (1 eps)
Susan Krebs
Bjorn Woman (1 eps)
Currie Graham
Emcee (1 eps)
Clare Grant
Green Unicorn (1 eps)
LeeAnna Vamp
Lady Fett (1 eps)
Dileep Rao
Ron (1 eps)
Milynn Sarley
Action Figure Admirer #2 (1 eps)
Aris Alvarado
Scruffy Fan (1 eps)
Ben Kliewer
Hatter Cosplayer (1 eps)
Rileah Vanderbilt
Girl in Green Room (1 eps)
Todd Stashwick
Waiter (1 eps)
Summer Glau
Martina (1 eps)
Joss Whedon
Snow Guy (1 eps)
Gina Torres
Grace (1 eps)
Seth Green
Casey Wingwall (1 eps)
Doc Farrow
Marion (1 eps)
Michael Dorn
Michael Dorn (1 eps)
Kevin Grevioux
Kevin Grevioux (1 eps)
Dan Hernandez
Landon (uncredited) (1 eps)
Ken Pringle
Comic Book Store Patron (uncredited) (1 eps)
Benji Samit
Comic Book Store Patron (uncredited) (1 eps)
James Gunn
Raaker 2.0 (1 eps)
Candice Patton
Chu 2.0 (1 eps)
Michael Trucco
Officer Ricketts (1 eps)
Jason Antoon
Crazy Bruno (1 eps)
Vik Sahay
Bryce (1 eps)
Merrin Dungey
Jess (1 eps)
Echo Kellum
Taylor (1 eps)
Beth Grant
Susan (1 eps)
Carol Mansell
Nurse (1 eps)
Laird Macintosh
Doctor (1 eps)
Matty Castano
Hospital Orderly (1 eps)
Bunny Levine
Elderly Patient (1 eps)
Jonathan Slavin
Daniel (1 eps)
John Billingsley
Gordon (1 eps)
Stephen Root
Pascal (1 eps)
Noah Staggs
Crying Cop (uncredited) (1 eps)
Shad Roberts
Gary (1 eps)
Ervin Ross
Shopper (1 eps)
Tahmoh Penikett
Randy Lane (1 eps)
Sean Bury
Student #2 (1 eps)
Nicholas Daly Clark
Student #3 (1 eps)
Emilie Hagen
Brooke (uncredited) (1 eps)
Luke McKenzie
Auditioner #1 (1 eps)
Desmond Chiam
Auditioner #2 (1 eps)
Nick Hounslow
Auditioner #3 (1 eps)
Eliza Dushku
Cindy (1 eps)
Stephanie Courtney
Advertising Associate (1 eps)
Mitch Silpa
Head of Marketing (1 eps)
Meryl Hathaway
Sarah (1 eps)
Matt Yuan
Con Attendee #1 (1 eps)
John Yuan
Con Attendee #2 (1 eps)
Victoria Paege
Victoria Paege (uncredited) (1 eps)
Stan Lee
Stan Lee (1 eps)
Nalini Sharma
VIP Attendant (1 eps)
Tiffany Smith
Myrna Shank (uncredited) (1 eps)
Kristian Bruun
Boom Dude (1 eps)
Dina Meyer
Barkeep 2 (1 eps)
Neo Edmund
Shock-A-Con Attendee (uncredited) (1 eps)
Priscilla Spencer
Shock-A-Con Attendee (uncredited) (1 eps)
Devlin Wilder
Platinum Member Spectrum Fan (1 eps)
Suzi J. Kaze
Manicurist (1 eps)
Dan Bailey
Convention Attendee (uncredited) (1 eps)
Tess Bodley
Con Attendee (uncredited) (1 eps)
Samantha Smith
Stewardess (1 eps)