Mary Elizabeth McGlynn is the voice actress for Dynamite Watkins and Miss Quantum in OK K.O.! Let's Be Heroes. She is also an ADR director, writer, and singer. She is also known for singing vocals for some of the songs in the soundtracks for the Silent Hill games. She is also a voice actor for Nina Williams from Death by degrees, Tekken 6, Street Fighter X Tekken, TTT2 and Tekken 7. She is also the voice actor for the Female Crusader in Diablo III, for Brooha, Miss Mason, and Queen Euphoria, in the Netflix original series Glitter Force, and for Dr. Priyanka Maheswaran in Steven Universe and its epilogue series Steven Universe Future.