Greg Klein

The contents depicted in this article belong to the real world and not any continuity.

Greg Klein is an American animation writer. He also served to be story editor with Thomas Pugsley in the Original Series, who often co-wrote episodes.

Episodes Written

Ben 10

• Washington B.C. (with Thomas Pugsley)
• Kevin 11
• Side Effects
• Gwen 10
• Ghostfreaked Out (uncredited; with Thomas Pugsley)^{[TNP 1]}
• They Lurk Below (with Thomas Pugsley)
• A Change of Face (with Thomas Pugsley)
• Monster Weather (with Thomas Pugsley)
• The Return (with Thomas Pugsley)
• The Visitor (with Thomas Pugsley)
• Don't Drink the Water (with Thomas Pugsley and Marty Isenberg)
• Ben 10 vs. Negative 10: Part 1 (with Thomas Pugsley)
• Ben 10 vs. Negative 10: Part 2 (with Thomas Pugsley)
• Goodbye and Good Riddance (with Thomas Pugsley)
• Ben 10: Secret of the Omnitrix (with Thomas Pugsley)

References

Thomas Pugsley

Writers
Ben 10	Adam Beechen • Amy Wolfram • Duncan Rouleau • Eugene Son • Greg Klein • Greg Weisman • James Phillips • Jeff Hare • Joe Casey • Joe Kelly • Kevin Hopps • Man of Action • Marsha F. Griffin • Marty Isenberg • Michael Jelenic • Sean Jera • Steven T. Seagle • Thomas Pugsley
Alien Force	Adam Beechen • Amy Wolfram • Bob Goodman • Charlotte McDuffie • Dwayne McDuffie • Eugene Son • Jake Black • Jim Krieg • Len Uhley • Len Wein • Marty Isenberg • Matt Wayne • Nicole Dubuc • Peter David • Rich Fogel • Robert Hoegee • Stan Berkowitz
Ultimate Alien	Adam Beechen • Brian Swenlin • Charlotte McDuffie • David McDermott • Don McGregor • Dwayne McDuffie • Ernie Altbacker • Eugene Son • Geoffrey Thorne • Jim Krieg • J.M. DeMatteis • Kevin Grevioux • Len Uhley • Len Wein • Marty Isenberg • Matt Wayne • Peter David • Stan Berkowitz • Steven Barnes
Omniverse	Amy Keating Rogers • Amy Wolfram • Charlotte McDuffie • David McDermott • Dani Michaeli • Dean Stefan • Eric Wallace • Eugene Son • Geoffrey Thorne • Joelle Sellner • Jonathan Callan • Kevin Rubio • Len Uhley • Len Wein • Marty Isenberg • Matt Wayne • Matt Youngberg • Michael Ryan • Richard Pursel • Robert Hoegee • Stan Berkowitz • Tom Minton • Thomas Pugsley • Yuri Lowenthal
Ben 10 (Reboot)	Anthony J. Marchisello • Adam Pica • Chris Wyatt • Chuck Kim • Dan Marmor • Deena Beck • Duncan Rouleau • Ed Valentine • Emiliano Bolado • Evan Dorkin • Henrique Jardim • Henry J. Stukenborg • James Felder • Jason Adam Katzenstein • Jeff Treppel • Joe Casey • Joe Kelly • John O'Bryan • John Sazaklis • Johnathan Browning • Jonathan Callan • Julien Magnat • Justin Peniston • Kelly Turnbull • Kevin Almeida • Kevin Burke • Kenji Ono• Lawrence H. Levy • Man of Action • Matt Nix • Michael Allred • Michael Olivier • Samantha Charlip • Sarah Dyer • Seyha Klam • Shannon Denton • Steven T. Seagle • Tom Pinchuk • Zander Cannon

Showrunners
Ben 10	Greg Klein • Thomas Pugsley
Alien Force	Dwayne McDuffie • Glen Murakami
Ultimate Alien	Dwayne McDuffie • Glen Murakami
Omniverse	Charlotte McDuffie • Derrick J. Wyatt • Matt Wayne • Matt Youngberg
Reboot	John Fang • Man of Action (Duncan Rouleau • Joe Casey • Joe Kelly • Steven T. Seagle) • Will Patrick