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

Lighting Design by Frances Aronson (Was replaced in previews); Assistant Lighting Design: Ryan O'Gara.

Assistant Co. Mgr: Andrew Jones; Company Manager: Nick Lugo(Jul 2006 - ?).

Production Stage Manager: Robert Witherow, Beverly Jenkins(Oct 15, 2007 - ?); Assistant Stage Mgr: Sharon Wheatley(Jul 23, 2007 - ?), Matt Schreiber; Stage Manager: Alex Lyu Volckhausen.

Conducted by Michael Patrick Walker; Keyboard: Michael Patrick Walker; Associate Conductor: Randy Cohen; Keyboard/Synthesizer: Randy Cohen; Tenor saxophone/Flute/Clarinet: Jimmy Cozier; Acoustic & electric guitar/Banjo: Brien Brannigan; Associate Conductor: Dorothy Martin; Keyboard/Synthesizer: Dorothy Martin; Keyboard: Paul Masse; Associate Conductor: Paul Masse.

Dance Captain: Aymee Garcia, Sharon Wheatley.

Carey Anderson	Kate Monster	(Jul 8, 2008 - ?)
	Lucy the Slut	(Jul 8, 2008 - ?)
	Kate Monster	(Nov 26, 2008 - ?)
	Lucy the Slut	(Nov 26, 2008 - ?)
Christian Anderson	Bear
	Nicky
	Other Characters
	Trekkie Monster
David Benoit	Bear
	Nicky
	Trekkie Monster
Leo Daignault	Ensemble
Mary Faber	Kate Monster	(Dec 26, 2005-Oct 28, 2006)
	Lucy the Slut	(Dec 26, 2005-Oct 28, 2006)
	Other Characters	(Dec 26, 2005-Oct 28, 2006)
Carmen Ruby Floyd	Ensemble
Barrett Foa	Ensemble	(Dec 26, 2003-Jan 30, 2005)
	Princeton	(Feb 1, 2005-Jul 2, 2006)
	Rod	(Feb 1, 2005-Jul 2, 2006)
Ann Harada	Christmas Eve	(circa. 2005-Nov 29, 2005)
	Christmas Eve	(circa. Dec 24, 2005-Feb 26, 2006)
	Christmas Eve	(Jul 6, 2009 - ?)
Evan Harrington	Brian
Heather Hawkins	Bear	(May 18, 2008-Jun 1, 2008)
	Mrs. T	(May 18, 2008-Jun 1, 2008)
	Other Characters	(May 18, 2008-Jun 1, 2008)
Sala Iwamatsu	Christmas Eve	(circa. Nov 30, 2005-Dec 23, 2005)
Nicholas Kohn	Brian
Anika Larsen	Kate Monster	(Jul 6, 2009 - ?)
	Lucy the Slut	(Jul 6, 2009 - ?)
Robert McClure	Bear	(Oct 30, 2006 - ?)
	Nicky	(Oct 30, 2006 - ?)
	Other Characters	(Oct 30, 2006 - ?)
	Trekkie Monster	(Oct 30, 2006 - ?)
	Princeton	(Jul 6, 2009 - ?)
	Rod	(Jul 6, 2009 - ?)
Carla Renata	Gary Coleman
Christy Carlson Romano	Kate Monster	(Sep 29, 2008-Nov 23, 2008)
	Lucy the Slut	(Sep 29, 2008-Nov 23, 2008)
Jonathan Root	Ensemble	(Jul 3, 2006 - ?)
Ann Sanders	Christmas Eve
Kelli Sawyer	Kate Monster	(Oct 30, 2006 - ?)
	Lucy the Slut	(Oct 30, 2006 - ?)
Benjamin Schrader	Ensemble
Matt Schreiber	Bear
	Ensemble
	Nicky
	Other Characters
	Trekkie Monster
Rashidra Scott	Gary Coleman	(Dec 17, 2007 - ?)
Howie Michael Smith	Ensemble	(? - Jul 2, 2006)
	Princeton	(Jul 3, 2006 - ?)
	Rod	(Jul 3, 2006 - ?)
Sarah Stiles	Kate Monster	(Nov 29, 2007 - ?)
	Lucy the Slut	(Nov 29, 2007 - ?)
Danielle K. Thomas	Gary Coleman	(Jul 6, 2009 - ?)
Haneefah Wood	Gary Coleman
	Gary Coleman	(circa. Nov 30, 2005-Dec 23, 2005)

Swings: Carmen Ruby Floyd, Aymee Garcia, Sala Iwamatsu, Hazel Anne Raymundo, Sharon Wheatley.

Understudies: Angela Ai (Christmas Eve), Becca Ayers (Bear, Kate Monster, Lucy the Slut, Mrs. T), Jennifer Barnhart (Lucy the Slut), Minglie Chen (Bear, Christmas Eve, Mrs. T), Leo Daignault (Bear, Brian, Nicky, Trekkie Monster), Carmen Ruby Floyd (Bear, Mrs. T), Barrett Foa (Bear, Nicky, Princeton, Rod, Trekkie Monster), Aymee Garcia (Christmas Eve), Sala Iwamatsu (Bear, Christmas Eve, Mrs. T), Hazel Anne Raymundo (Christmas Eve), Jonathan Root (Bear, Brian, Nicky, Princeton, Rod, Trekkie Monster), Ann Sanders (Christmas Eve), Benjamin Schrader (Bear, Nicky, Princeton, Rod, Trekkie Monster), Howie Michael Smith (Bear, Nicky, Princeton, Rod, Trekkie Monster), Jasmin Walker Broadway debut (Gary Coleman), Sharon Wheatley (Bear, Kate Monster, Lucy the Slut, Mrs. T), Chandra Wilson (Gary Coleman), Darryl D. Winslow (Brian).