What was the name of the voice-actor who featured in both JLA Adventures: Trapped in Time and Fullmetal Alchemist?
JLA Adventures: Trapped in Time:  It was first released on January 21, 2014 on DVD, and features Diedrich Bader, Travis Willingham and Kevin Michael Richardson, reprising their roles as Batman, Gorilla Grodd and Black Manta respectively. Travis Willingham:  He rose to fame in the voice-acting world for his portrayal of Roy Mustang in the dub of "Fullmetal Alchemist".
Travis Willingham