Crowley’s voice actor Miyamoto Mitsuru says he was inspired by a favorite TV show to become a teacher, but failed to acquire a teaching license, twice. ( source )
In a 2014 interview Miyamoto said, ‘I would love to play a villain or eccentric role that is far removed from myself, like Tim Curry in “The Rocky Horror Show’.”
Miyamoto has an extensive dubbing repertoire for many overseas actors, including Ethan Hawke (Hamlet, The Magnificent Seven), Keanu Reeves (My Private Idaho, The Matrix), Brad Pitt (Interview with a Vampire, 12 Monkeys), Ewan McGregor (Moulin Rouge, Down with Love) and more.
He is also a live theater performer, appearing in productions of The Grapes of Wrath, A Christmas Carol, The Tragedy of Coriolanus, Flowers for Algernon and more.
Miyamoto has done dubbing work for over 300 movies/TV dramas while voicing characters in over 170 other anime series, OVAs and video games, such as:
・Blood Blockade Battlefront (with VAs for Trein, Swing, Lilia)
・Bungo Stray Dogs (with VAs for Trein, Rollo, Yuuken, Swing)
・Fanfare of Adolescence (with VAs for Deuce, Rook, Epel, Riddle)
・Final Fantasy XVI (with Leona’s VA)
・Fruits Basket
・I Was Reincarnated as the 7th Prince so I Can Take My Time Perfecting My Magical Ability (with VAs for Baul, Fellow, Silver, Neige)
・Magic Maker
・Metaphor: ReFantazio (with VAs for Azul, Riddle, Fellow)
・Petshop of Horrors (with the Director’s VA)
・Secrets of the Silent Witch (with VA for Ruggie)
・Tactics Ogre Reborn
・The Big O
・The Blue Wolves of Mibu (with VAs for Deuce, Fellow, Grim, Leona, Vargas, Yuuken)
・The Mononoke Lecture Logs of Chuzenji-sensei (with Mickey’s VA)
・The Seven Deadly Sins: Grudge of Edinburgh (with VAs for Rollo, Fellow, Idia, Trein, Yuuken)
・Tiger and Bunny (with Floyd’s VA)
・Touhai: Ura Rate Mahjong Touhairoku (with Baul’s VA)
・To Your Eternity
・Wolf’s Rain