Superdog 2 (also known as Superdog: Dog of Steel) is a 2017 American Superhero-Action Film based off of DC Comic's canine superhero, Krypto/Superdog and the 2005 TV Show, Krypto the Superdog, premiering in theatres in theatres on June 8, 2017. This is the second of six installments, following the 2015 Film, Superdog, distributed Warner Bros, and starring Ryan Kelley, Dylan Sprayberry, Kira Kosarin, Tom Hiddleston, Amy Adams, Uriah Shelton, Mellisa Ponzio, Rene Lavan, and Allison Mack followed by a 2016 spin-off Film The Space Canine Patrol and then another sequel, Superdog 3: Superdog v Bathound.