The following people are credited as replacements or additions if they were not credited on opening night.

Assistant Co. Mgr: Katrina Elliott, Cathy Kwon.

Assistant Stage Mgr: Shannon Hammons; Production Stage Manager: Kristen Harris; Stage Manager: Glynn David Turner; Assistant Stage Mgr: Jeff Siebert.

Drums: Larry Lelli; Bass: Michael Blanco; Associate Conductor: Lawrence Goldberg(Feb 7, 2012-Mar 11, 2012); Piano/Synth: Lawrence Goldberg(Feb 7, 2012-Mar 11, 2012).

Digital Outreach, Online Media, Video Production, Website Design: Serino/Coyne; Assistant Dance Captain: J. Austin Eyer, Charlie Williams(May 8, 2012 - ?).

Timothy J. Alex	Mr. Tackaberry
Beau Bridges	J.B. Biggley	(Jan 3, 2012-Jul 1, 2012)
Holly Ann Butler	Miss Grabowski
	Scrub Woman
Abby Church	Kathy
	Scrub Woman
Darren Criss	J. Pierrepont Finch	(Jan 3, 2012-Jan 22, 2012)
Paige Faure	Hedy La Rue
Sara Jean Ford	Smitty	(Feb 28, 2012 - ?)
Taylor Frey	Mr. Matthews
Robert Hager	Mr. Davis
Nick Jonas	J. Pierrepont Finch	(Jan 24, 2012-Jul 1, 2012)
Shannon Lewis	Miss Krumholtz
Synthia Link	Meredith	(Feb 28, 2012 - ?)
Andrew Madsen Broadway debut	Mr. Andrews	(Jan 3, 2012 - ?)
Colt Prattes	Mr. Matthews
Stephanie Rothenberg	Rosemary Pillkington	(Feb 28, 2012-Apr 29, 2012)
Charlie Sutton	Mr. Jenkins	(Feb 28, 2012-May 6, 2012)
	Toynbee	(May 15, 2012 - ?)
Michael Urie	Bud Frump	(Jan 24, 2012 - ?)
Charlie Williams	Mr. Jenkins	(May 8, 2012 - ?)

Swings: Timothy J. Alex, Holly Ann Butler, J. Austin Eyer, Ian Liberto, Karl Warden.

Understudies: Timothy J. Alex (Bert Bratt), Cleve Asbury (J.B. Biggley), Tanya Birl (Smitty), Holly Ann Butler (Hedy La Rue, Miss Jones, Smitty), Abby Church (Rosemary Pillkington), Robert Hager (J. Pierrepont Finch, Bud Frump), Shannon Lewis (Hedy La Rue), Synthia Link (Rosemary Pillkington), Nick Mayo (Bud Frump), Charlie Sutton (J. Pierrepont Finch).