On screen
Cast
93 credited performers
Diedrich Bader
Zeta / Zee (voice)
Julie Nathanson
Ro (voice)
Kurtwood Smith
Agent Bennet (voice)
Lauren Tom
Agent Lee (voice)
Michael Rosenbaum
Agent West (voice)
Grey DeLisle
Character not listed
Eli Marienthal
Kid Zee (voice)
Kevin Michael Richardson
Character not listed
Clancy Brown
Sheriff Morgan (voice)
Amy Danles
Character not listed
Larry Cedar
Character not listed
Stuart Pankin
Dr. Tanner (voice)
Khrystyne Haje
Character not listed
Erika Alexander
Agent Rush (voice)
Michael Dorn
Character not listed
Ulysses Cuadra
Character not listed
Greg Eagles
Old Man (voice)
Dabney Coleman
Character not listed
Vanessa Marshall
Character not listed
Richard McGonagle
Character not listed
Richard Moll
Character not listed
Michael T. Weiss
Character not listed
Richard Libertini
Character not listed
Melanie Chartoff
Character not listed
Michael McKean
Character not listed
Robert David Hall
Character not listed
Frank Welker
Character not listed
Roger L. Jackson
Character not listed
Chris Hardwick
Ro's Brother (voice)
Lukas Haas
Character not listed
Keith Szarabajka
Character not listed
Tom Kenny
Character not listed
Pepe Serna
Character not listed
Lionel Mark Smith
Character not listed
Kaitlin Hopkins
Character not listed
Ethan Embry
Bodhi (voice)
S. Scott Bullock
Character not listed
George Segal
Character not listed
Hal Linden
Character not listed
Aron Kincaid
Character not listed
Mae Whitman
Amy (voice)
Gabrielle Carteris
Character not listed
Neil Ross
Character not listed
Jeff Bennett
Character not listed
Thomas F. Wilson
Character not listed
Marc Worden
Slam (voice)
David Faustino
Scruffy (voice)
Charles Rocket
Character not listed
Adam Baldwin
Character not listed
Hamilton Camp
Dr. Rashad (voice)
Charles Kimbrough
Character not listed
Stacy Keach
Character not listed
Dee Bradley Baker
Character not listed
Kyle Gibson
Character not listed
Alexander Polinsky
Character not listed
Joey Lawrence
Character not listed
Miles Marsico
Character not listed
Jim Wise
Character not listed
Wil Wheaton
Character not listed
Conchata Ferrell
Character not listed
Tara Strong
Macy (voice)
Miguel Sandoval
Dr. Around (voice)
Chad Lowe
Character not listed
Andrew Lawrence
Character not listed
William Schallert
Character not listed
Jeffrey Jones
Character not listed
Gregg Berger
Character not listed
Roger Rose
Character not listed
Jennifer Hale
Character not listed
Tim Dang
Captain (voice)
Will Friedle
Batman (voice)
Sean Marquette
Character not listed
Robert Costanzo
Character not listed
Brian Donovan
Character not listed
Lisa Edelstein
Gwen (voice)
Tress MacNeille
Macy's Mom (voice)
Nikita Hopkins
Character not listed
Cree Summer
Skye Hoaps (voice)
Sam McMurray
Character not listed
Philip Maurice Hayes
Earl (voice)
Kevin Conroy
Bruce Wayne (voice)
Chris Demetral
Bret (voice)
Mari Devon
Computer (voice)
Laraine Newman
Dr. Marion O'Keefe (voice)
Justin Richardson
Reese (voice)
John Rhys-Davies
Edgar Mandragora (voice)
Jeff Doucette
Sheriff (voice)
Taylor Gifaldi
Amp (voice)
Kate Jackson
Bombshell (voice)
Phil LaMarr
Schiz / Deputy (voice)
Francesca Marie Smith
Transita (voice)
Michael Galasso
James Bennet Jr. (voice)
Sandra Horse
Dr. Willow (voice)