Season 4

This is the fourth season of 23 episodes airing in September and concluding in May.

Main Cast

 * Jason Hernandez
 * Gem Rinks
 * Evan Andrews
 * Celia Machades
 * Sean Wilson
 * Caleb Jones
 * Krane

Also Starring

 * Sara Jennings
 * Seanna Foster

Recurring Cast

 * Andy/Bionic Soldier

Guest Cast

 * Jack Woodson
 * Nick Hanson
 * Anna Gage
 * Ava Vera
 * Eli Morrell
 * Chris Boyd
 * Derek Harris

Special Guest Cast

 * Dean Danvers

Episodes

 * 1. Right After (401)
 * 2. Trying to Understand (402)
 * 3-4. Heroes: Senior Year (403-404)
 * 5. Upgrades and More Upgrades (405)
 * 6. Saving Halloween (406)
 * 12. Juggling the Fame (412)
 * 13. The New Lair (413)
 * 14. We'll Be Okay (414)
 * 15. Unfinished Business (415)
 * 16-17. What If? (416-417)
 * 18. Not So Peaceful Spring Break (418)

Heroes: Graduation

 * 19. More Of Us (419)
 * 20. Unanswered Questions (420)
 * 21. Plans Do Succeed (421)
 * 22-23. Graduation Day (422-423)

Saving the Nation

 * 7. The Invitation (407)
 * 8. Heart of the Nation (408)
 * 9. A Mysterious Disappearance (409)
 * 10-11. Saving the Nation (410-411)

Trivia

 * This season introduces five new characters that will play a big part in Season Five: Anna, Ava, Eli, Chris, and Derek.
 * Sara and Seanna are billed as starring regulars this season.
 * Dean returns this season as a special guest character.
 * Caleb leaves the season early but returns for the season finale.
 * This season has 4 one hour specials: Heroes: Senior Year, Saving the Nation, What If?, and Graduation Day.
 * There are a total of 12 missions in this season.