Astro Boy (film)/Heartwarming

Original Manga

 * "The Secret of the Egyptian Conspirators" was basically an extended Pet the Dog moment for Dr. Tenma, from saving Astro to trying to help his would-be assassin Cleopatra.
 * Tenma's reasoning behind helping Astro to fight Pluto. "I did it because I love him, and didn't want to see him destroyed!"
 * Professor Ochanomizu's unwavering belief in Astro when he goes bad. He states himself he won't give up on him.
 * In Volume 20, Tenma accepts that he no longer has the right to call himself Astro's father, and tells Astro's robot parents that he knows they'll make him happy. He then leaves and gets attacked by a man he had previously betrayed. Astro Boy saves him without hesitation.

2003 series

 * The hug between  in the final episode, followed by
 * Episode 49:

2009 film

 * Tenma.
 * In the denouement, when.
 * Also in the denouement,.