Krypton’s Cameron Cuffe Praises Brandon Routh’s Superman The CW’s Crisis on Infinite Earths event will unite the casts of every current Arrowverse series. But several actors are also coming back to reprise the DC roles they played several years ago. Veterans of Smallville, Superman Returns, Birds of Prey, and even the ‘60s Batman series are tagging along for the ride. However, one DC adaptation that won’t be included is Krypton. The Superman prequel was recently cancelled after two seasons on SYFY.