Johnny Yong Bosch got his start fighting giant bugs as Adam Park, the Black Ranger, Green Zeo and Green Turbo Ranger on Mighty Morphin Power Rangers. It is a role that he would play for three and a half seasons on television, two motion pictures and two special guest appearances in future Power Rangers seasons.
After Power Rangers, Johnny became very involved in the world of voice over. His first major voice acting role was Vash the Stampede in Trigun. He later went on to voice Kaneda in Akira, Renton in Eureka Seven, Albert in The Count of Monte Cristo, Kiba in Wolf's Rain, Itsuki in The Melancholy of Haruhi Suzumiya, Ichigo Kurosaki in Bleach, Lelouch Lamperouge in Code Geass, Izaya in Durarara, Yukio in Blue Exorcist, Sasori in Naruto, Guren in Tenkai Knights, Nobita in Doraemon, Artemis in Sailor Moon, Nagate in the Netflix Original "Knights of Sidonia" and many more.
Johnny's voice can also be heard in numerous video games. Providing voices for Nero in Devil May Cry 4, Kuhn in .hack//G.U., Adachi/Narukami in Persona 4, Almaz in Disgaea 3, Emil in Tales of Symphonia, Guy in Tales of the Abyss, Firion in Final Fantasy Dissidia, Bumblebee in Transformers: War for Cybertron, Yang in Street Fighter IV, Zero in Marvel VS Capcom 3. Yukimura in Sengoku Basara and Torian Cadera in Star Wars The Old Republic.