Junpei Mizusaki Director Roger Craig Smith Batman Voice Tony Hale The Joker Voice Tara Strong Harley Quinn, Poison Ivy Voice Grey DeLisle Catwoman Voice Tom Kenny Penguin Voice Will Friedle Red Robin, Red Hood Voice Eric Bauza Two-Face Voice Adam Croasdell Alfred Pennyworth, Nightwing Voice Leo Chu Screenwriter, Producer Eric Garcia Screenwriter, Producer Kazuki Nakashima Screenwriter Kamikaze Douga Producer Benjamin Melniker Executive Producer Michael E. Uslan Executive Producer