Suggestions by @darkstorm

Daniela Bobadilla

as M'gann M'orzz in DC Animated Universe

Neil Patrick Harris

as Music Meister in Ben 10/Justice League: The Series

Ming-Na Wen

as Sandra Wu-San in DC Animated Universe

Kelly Hu

as Jade Nguyen in DC Animated Universe

Jeff Bennett

as Jonathan Crane in DC Animated Universe

Roger Cross

as Alec Holland in DC Animated Universe

Khary Payton

as David Hyde in DC Animated Universe

Yuri Lowenthal

as Garth in DC Animated Universe

David Kaye

as Vandal Savage in DC Animated Universe

Jason Marsden

as Ray Palmer in DC Animated Universe

Kevin Michael Richardson

as Kent Nelson in DC Animated Universe

Tara Strong

as Jonathan Samuel Kent in DC Animated Universe

Michael Jai White

as Ben Turner in DC Animated Universe

James Remar

as Carter Hall in DC Animated Universe

Cameron Monaghan

as Kon-El in DC Animated Universe

George Newbern

as Bizarro in DC Animated Universe

Maria Canals-Barrera

as Shiera Hall in DC Animated Universe

Darin De Paul

as Sinestro in DC Animated Universe

John DiMaggio

as Lobo in DC Animated Universe

Christian Slater

as Floyd Lawton in DC Animated Universe