Travis Hampton Willingham (born August 3, 1981) is an American actor and voice actor primarily known for his work for Funimation Entertainment/OkraTron 5000 and Viz Media/Studiopolis. He has provided numerous voices for Japanese anime series and video games. He is best known for his dub role as Roy Mustang in Fullmetal Alchemist. He also voices Portgas D. Ace in One Piece, Takashi Morinozuka in Ouran High School Host Club and Zetsu in Naruto Shippuden. Willingham married fellow voice actor Laura Bailey on September 25, 2011.

Todd Michael Haberkorn (born August 16, 1982 in Arlington, Texas) is an American voice actor, ADR director and ADR script writer who works with Funimation Entertainment/OkraTron 5000. He has provided voices for a number of English versions of Japanese anime series.

Victor Joseph "Vic" Mignogna (born in Greensburg, Pennsylvania) is a voice actor and musician primarily known for his work for ADV Films/Seraphim Digital, Funimation Entertainment/OkraTron 5000, and Viz Media/Studiopolis. He has provided numerous voices for Japanese anime series and video games. Mignogna is best known for his dub role of Edward Elric in Fullmetal Alchemist (which earned him an American Anime Award for Best Actor in 2007) and the alternate/followup series Fullmetal Alchemist: Brotherhood. He also voices Broly in Dragon Ball Z films, Forbesii in Shuffle!, Tamaki Suoh in Ouran High School Host Club, Fai D. Flowright in Tsubasa: Reservoir Chronicle, Ikkaku Madarame in Bleach, Dark Mousy in D.N.Angel, and Zero and Ichiru Kiryu in Vampire Knight. Recently he has done the voices for Spirit Albarn in Soul Eater, Yoshimori Sumimura in Kekkaishi, and Nagato and Fuen in Naruto Shippuden. He is the voice of E-123 Omega from the SEGA franchise Sonic the Hedgehog.

Mignogna grew up in Pittsburgh, Pennsylvania. He graduated from Liberty University with a degree in television and film production. He helped produce and arrange some of the songs on DC Talk's eponymous first album. Mignogna was a Drama and Speech teacher in Jacksonville, Florida, and an officer with the Ocean City Police Department. He moved to Houston, Texas, in 1990, and was a film and video production instructor at the Art Institute of Houston. In 1993, Mignogna was a contestant on Star Search, where he sang "Worth Waiting For".

Troy Baker (born April 1, 1976, Dallas Texas) is an American actor and voice actor who works with anime films, television series, and video games. Before pursuing acting, Baker was the lead singer and rhythm guitarist for the indie-rock band Tripp Fontaine, which released the radio single "Burning Out" from their debut album "Random Thoughts On A Paper Napkin" in 2004.

Major roles in bold