GOB ["johb"] is barred from their namesake alliance on Arrested Development after blowing the lid on The Aztec Tomb.  
Johnny Pacar and Alyson Michalka starred as characters in this occupation in a 2005 Disney Channel Original Movie.  Alan Davies played a man who solved crimes and came up with ideas for people in this occupation on the BBC show, Jonathan Creek.  A person with this real-life occupation played Drell, the ex- fiance of Hilda Spellman, on Sabrina, The Teenage Witch; that man also hosted the short-lived game show (*) Identity.  In a Neil Burger film, Edward Norton played a person in this profession named Eisenstein.  GOB ["johb"] is barred from their namesake alliance on Arrested Development after blowing the lid on The Aztec Tomb.  Also the occupation of the protagonists of The Prestige, for 10 points, name this occupation of TV celebrities Criss Angel and David Blaine.
Johnny Pacar and Alyson Michalka starred as characters in this occupation in a 2005 Disney Channel Original Movie.  
Stage {Magician}s [accept reasonable equivalents]