- Marc Thompson
- Â Dante Vale / ... 52 episodes, 2009-2012
- Karen Strassman
- Â Zhalia Moon / ... 52 episodes, 2009-2012
- Rebecca Soler
- Â Sophie Casterwill 51 episodes, 2009-2012
- JB Blanc
- Â Guggenheim / ... 38 episodes, 2009-2012
- Wayne Grayson
- Â Additional Voices / ... 31 episodes, 2009-2012
- Marc Diraison
- Â Additional Voices / ... 30 episodes, 2009-2012
- Dan Green
- Â Montehue / ... 28 episodes, 2009-2012
- Yuri Lowenthal
- Â Lok Lambert 26 episodes, 2009
- Mike Pollock
- Â Simon Judeau / ... 23 episodes, 2009-2012
- Matt Caplan
- Â Lok Lambert 22 episodes, 2010-2012
- Sean Schemmel
- Â Additional Voices / ... 18 episodes, 2009-2012
- Grant George
- Â Den Fears 17 episodes, 2010-2012
- Tara Platt
- Â Shauna / ... 16 episodes, 2009-2012
- Eden Gamliel
- Â Additional characters 15 episodes, 2012
- Kirk Thornton
- Â DeFoe / ... 14 episodes, 2009-2010
- Ben Diskin
- Â Harrison Fears 13 episodes, 2010-2012
- Madeleine Blaustein
- Â Rassimov 12 episodes, 2009
- Laura Bailey
- Â Mrs. Uffizi / ... 12 episodes, 2009-2012
- Richard Epcar
- Â Grier 11 episodes, 2009-2010
- Michael Sorich
- Â Tantras / ... 11 episodes, 2009-2012
- Christopher Kromer
- Â Wilder / ... 10 episodes, 2010-2012
- Erica Schroeder
- Â Teien Casterwill / ... 9 episodes, 2009-2012
- Tom Wayland
- Â Additional Voices 9 episodes, 2009-2012
- David Wills
- Â Hoffman / ... 9 episodes, 2009-2012
- Paul St. Peter
- Â Focauld Casterwill / ... 9 episodes, 2010-2012
- Cindy Robinson
- Â Additional Voices / ... 8 episodes, 2009-2012
- Veronica Taylor
- Â Sandra Lambert / ... 7 episodes, 2009-2012
- Lisa Ortiz
- Â Additional Voices 4 episodes, 2010-2012
- Amanda Schuckman
- Â Lane 4 episodes, 2012
- Stephanie Sheh
- Â Additional Voices 3 episodes, 2009-2012
- Michael Sinterniklaas
- Â Additional Voices / ... 3 episodes, 2009-2012
- Gregory Abbey
- Â Additional Voices / ... 3 episodes, 2009-2012
- Jamie McGonnigal
- Â Tersly / ... 3 episodes, 2009
- Carrie Keranen
- Â Additional Voices 3 episodes, 2010-2012
- Scott Williams
- Â Additional Voices 2 episodes, 2009-2012
- J. David Brimmer
- Â Additional Voices / ... 2 episodes, 2009-2010
- Eileen Stevens
- Â Additional Voices / ... 2 episodes, 2009-2010
- Scott Rayow
- Â Additional Voices 2 episodes, 2010-2012
- Kether Donohue
- Â Additional Voices 1 episode, 2009
- Barbara Goodson
- Â Additional Voices 1 episode, 2009
- Jason Griffith
- Â Suit Member 1 episode, 2009
- Tara Sands
- Â Additional Voices 1 episode, 2009
- Steve Kramer
- Â Additional Voices 1 episode, 2009
- Ogie Banks
- Â Additional Voices 1 episode, 2009
- Ted Lewis
- Â Additional Voices 1 episode, 2009
- Doug Stone
- Â Zan-Gason 1 episode, 2009
- Oliver Wyman
- Â Additional Voices 1 episode, 2009
- Lynn Norris
- Â Queen Hypolita 1 episode, 2009
- Keith Silverstein
- Â Additional Voices 1 episode, 2010
- Beau Billingslea
- Â Seeker 1 episode, 2010
- Dave Mallow
- Â Additional Voices 1 episode, 2010
- Matt Bernhard
- Â Kiel 1 episode, 2012
- Francesco Chiatante
- Â Self (uncredited) 1 episode, 2010
