Johnny most recently voiced Rodrigo in Rebecca Sugar's Steven Universe: Future. Johnny is the lead voice as Atsuma in Xbox 360s first RJG from Ubisoft, Enchanted Arms. He is the voice(s) of Call of Duty:MW3, Tony Hawks' Downhill Jam, EA's Medal of Honor: Airborne, Medal of Honor: Vanguard, SKATE, Jumper, and Jack Blacks' smash hit video game Brutal Legend. Johnny is also the voice of Carson Daly in Celebrity Death Match: Carson Daily vs. Jimmy Kimmel.
Johnny's voiceover credits include T.V and radio spots for Microsoft, Coca-Cola, RedBull, McDonald's, Dr.Pepper, Honda, Toyota, Nike, Six Flags, Gamefly and Verizon Wireless and many more.