List of Episodes in Astro Boy

The following is the list of episodes in Astro Boy (in dubbing order):
 * 01. Power Up!
 * 02. Robot Ball
 * 03. Atlas
 * 04. Astro vs. Atlas
 * 05. Destination Deimos
 * 06. Into Thin Air
 * 07. Rainbow Canyon
 * 08. Neon Express
 * 09. Franken
 * 10. Venus Robots
 * 11. Reviving Jumbo
 * 12. Robot Hunters
 * 13. The Rise of Pluto
 * 14. The Fall of Acheron
 * 15. Dragon Lake
 * 16. Lost in Outland
 * 17. Deep City
 * 18. The Blue Knight
 * 19. Hydra-Jacked
 * 20. Geo Raider
 * 21. Secret of the Blue Knight
 * 22. Robot Circus
 * 23. Little Sister, Big Trouble
 * 24. Micro Adventure
 * 25. Only a Machine
 * 26. Robot Boy
 * 27. Dawn of the Techno-Revolution
 * 28. The Legend of Tohron
 * 29. March of the Micro Bears
 * 30. Old Dog, New Tricks
 * 31. The Case of the Phantom Fowl
 * 32. Gideon (episode)
 * 33. Fairy Tale
 * 34. Shape Shifter
 * 35. Phoenix
 * 36. Space Academy
 * 37. Atlas Strikes Back
 * 38. Battle-Bot
 * 39. Time Hunters
 * 40. Escape from Volcano Island
 * 41. Avalanche!
 * 42. Battle of Steel Island
 * 43. Undercover
 * 44. Into the Dragon's Lair
 * 45. Night Before the Revolution
 * 46. Robotonia
 * 47. Showdown in Robotonia
 * 48. Journey to Tomorrow
 * 49. Astro Reborn
 * 50. The Final Battle

"Deleted" episode
In the original dub, the 20th episode was Eternal Boy, which was deleted due to similarities with Peter Pan. It was replaced with Dawn of the Techno Revolution, an episode composed of scenes taken from others.