Overview

• Krypto made a standout live-action entrance in Superman by pulling a battered Superman home by his cape, marking the canine’s debut on the big screen.
• James Gunn employed his rescue dog Ozu as the physical and behavioral model for Krypto’s CGI portrayal, drawing on home videos to craft authentic movements.
• The film establishes that Krypto hails from Krypton and shares Superman’s powers under Earth’s yellow sun.
• A late-film twist reveals that Supergirl (Milly Alcock’s Kara Zor-El) is Krypto’s true owner, setting up their partnership for future DCU stories.
• Gunn has confirmed that Krypto will return with an expanded and emotionally charged storyline in Supergirl: Woman of Tomorrow, due June 26, 2026.