Justice League Secret Origins: Part III (Season 1, Episode 3)
TV Episode | 22 min | Animation, Action, Adventure

Primary photo for Secret Origins: Part III

Justice League

Secret Origins: Part III (Season 1, Episode 3)

TV Episode | 22 min | Animation, Action, Adventure

The heroes are captured by the aliens just as their leader, the Imperium, arrives. After vanquishing the invasion, they decide to officially join forces as the Justice League.

Directors

Dan Riba | Butch Lukic

Writers

Rich Fogel (written by) (series story editor) | Stan Berkowitz (series story editor) | Jerry Siegel (character created by: Superman) | Joe Shuster (character created by: Superman) & 2 more

Producers

Rich Fogel | Glen Murakami | Bruce Timm (as Bruce W. Timm) | James Tucker

Composer

Kristopher Carter

Editor

Joe Gall

Casting Directors

Leslie Lamers | Andrea Romano

See all filmmakers & crew (105)

Edit Released

Updated Nov 17, 2001

Release date

Nov 17, 2001 (United States)

Awards

Series awards

Nominated for 2 Primetime Emmy Awards. Another 9 nominations

Contacts

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Cast	+ Add Cast
11 cast members

Name	Known for
Kevin Conroy Batman / Bruce Wayne / Technician (voice) Batman / Bruce Wayne / Technician (voice) See fewer	Batman: The Killing Joke (2016)
Maria Canals-Barrera Hawkgirl / Shayera Hol / Little Girl (voice) (as Maria Canals) Hawkgirl / Shayera Hol / Little Girl (voice) (as Maria Canals) See fewer	Wizards of Waverly Place (2007)
Susan Eisenberg Wonder Woman / Princess Diana / Mother (voice) Wonder Woman / Princess Diana / Mother (voice) See fewer	Justice League (2001)
Phil LaMarr Green Lantern / John Stewart / Rioter (voice) Green Lantern / John Stewart / Rioter (voice) See fewer	Pulp Fiction (1994)
Carl Lumbly J'onn J'onzz / Martian Manhunter (voice) J'onn J'onzz / Martian Manhunter (voice) See fewer	Men of Honor (2000)
George Newbern Superman / Clark Kent / Alien (voice) Superman / Clark Kent / Alien (voice) See fewer	Adventures in Babysitting (1987)
Michael Rosenbaum The Flash / Wally West / Rioter / Alien (voice) The Flash / Wally West / Rioter / Alien (voice) See fewer	Guardians of the Galaxy Vol. 3 (2023)
Gary Cole J. Allen Carter (voice) J. Allen Carter (voice) See fewer	Talladega Nights: The Ballad of Ricky Bobby (2006)
Jason Marsden Snapper Carr (voice) Snapper Carr (voice) See fewer	Boy Meets World (1993)
Max Brooks Howie (voice) Howie (voice) See fewer	World War Z (2013)
Kevin Michael Richardson General Wells / Imperium / Bikers (voice) General Wells / Imperium / Bikers (voice) See fewer	Mortal Kombat (1995)