Other New York credits include: Sinatra (Radio City Music Hall), The Wizard of Oz (Madison Square Garden), Zombie Prom (Variety Arts), Radio City Music Hall Christmas Spectacular (Principal Designer 1994-2005), Cinderella and The Merry Widow (New York City Opera, Live from Lincoln Center), Pageant (The Blue Angel and London's West End - Olivier Nomination).
Barnes' national tours include: Aladdin, Kinky Boots, Pretty Woman, Something Rotten!, Legally Blonde, The Drowsy Chaperone, Dirty Rotten Scoundrels, Flower Drum Song, and Disney’s On the Record.
Regional credits include: Minsky’s (Ahmanson Theater), Mame (The Kennedy Center and Goodspeed Opera House), the Old Globe Theatre productions of Robin and the 7 Hoods, Lucky Duck (San Diego Critic’s Award), Dirty Rotten Scoundrels and Suds: Wash-o-Rama, Allegro at the Signature Theatre, VA (Helen Hayes Award), and Flower Drum Song at the Mark Taper Forum (L.A. Outer Critics Award, Garland Award), and productions at Arena Stage.
Gregg was the first recipient of the Theatre Development Fund’s Irene Sharaff Young Master Award.