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Marc Lawrence

Drew Barrymore Sophie Fisher

Hugh Grant Alex Fletcher

Toni Trucks Tricia

Brad Garrett Chris Riley

Haley Bennett Cora Corman

Brooke Tansley Janice Stern

Aasif Mandvi Khan

Zak Orth David Newbert

Scott Porter Colin Thompson

Nick Bacon Pop Bass Player

Andrew Wyatt Pop Guitar Player

Dan McMillan Pop Drummer

Tom Foligno Has-Beens Promo Announcer (voice)

Daniel Stewart Sherman Willy

Matthew Morrison Ray

Jason Antoon Greg Antonsky

Jeremy Karson Charlie

Emma Lesser Lucy

Kristen Johnston Rhonda

Adam Grupper Gary

Charlotte Maier Barbara

Lanette Ware Mia

Campbell Scott Sloan Cates

Billy Griffith Derek

Kathleen McNenny Gloria

Stevie Ray Dallimore Maitre d'

Spenser Leigh Beth Riley

Lou Torres Security Guard

Kali R. Harrison Stage Manager

Dan Karaty Choreographer

Chris Moss Dancer

Christine Ashley DeJesus Dancer

Dana DePalo Dancer

Gerard Heintz Dancer

Antoine 'Doc' Judkins Dancer

Nick Kenkel Dancer

Nina Lafarga Dancer

Carly Lang Dancer

Monique Lea-Gall Dancer

Sarah Mitchell Dancer

Marielys Molina Dancer

Jorge Santos Dancer

Seth Stewart Dancer

Roel Suasin Dancer

Reed Kelly Dancer

Ariana Bernstein Girl at Concert (uncredited)

Bill Chemerka Concert Vendor (uncredited)

Michael Ciesla Party Guest (uncredited)

Peter Conboy Reunion Classmate (uncredited)

Jeannine Kaspar Girlfriend of Alex Fletcher (uncredited)

Mark A. Keeton Sloan's Dinner Companion (uncredited)

Bernadette Lords Cora Corman Fan (uncredited)

Suzi Lorraine Nurse (uncredited)

Robert Sciglimpaglia Reunion Classmate (uncredited)

Carlos Velazquez Waiter (uncredited)