Sean Hayes as Larry

Will Sasso as Curly

Chris Diamantopoulos as Moe

Jane Lynch as Mother Superior

Sofía Vergara as Lydia

Jennifer Hudson as Sister Rosemary

Craig Bierko as Mac

Stephen Collins as Mr. Harter

Larry David as Sister Mary-Mengele

Kirby Heyborne as Teddy

Carly Craig as Mrs. Harter

Kate Upton as Sister Bernice

Marianne Leone Cooper as Sister Ricarda

Brian Doyle-Murray as Monsignor Ratliffe

Mike Sorrentino as The Situation

Snooki as Snooki

JWoww as JWoww

Ronnie Ortiz-Magro as Ronnie

Samantha Giancola as Sammi

Skyler Gisondo as Young Moe

Lance Chantiles-Wertz as Young Larry

Robert Capron as Young Curly

Avalon Robbins as Murph

Max Charles as Peezer

Jake Peck as Young Teddy

Isaiah Mustafa as Moe's Hip Executive

Steve Tyler as Camera Man

Patty Ross as Head Nurse

Emy Coligado as Ling

Ray Collins as Carbunkle

Mark Kogan as Executive

Jackie Flynn as Golf Superintendent Dave Lamson

Sandra Dorsey as Heavyset Woman

Vince Canlas as Japanese Chef

Ric Reitz as Jon Hamm

Caryl Lippman West as Maid

Sayed Badreya as Orderly

Debbie Walker as Terrified Nun

Michael L. Kuhn as Tour Guide

Pam Smith as Woman Reporter

Kyla Kenedy as Balloon Girl

Erin Allin O'Reilly as Nun

Caitlin Colford as Nun

Mariann Neary as Nun

Jesse Farrelly as Gangbanger

Patricia French as Laundry Worker

Roy Jenkins as Officer Mycroft

Barry Guy as Staple in Hat Guy

Matthew L. Collins as Policeman #3

Jonathan S. Kennedy as Party Security

Lin Shaye as Nurse Crotchet

Myron Parker Wright as Orphan

J.R. Fondessy as Orphan

Reid Meadows as Weezer

Abby Goldberg as Dancer

Lee Armstrong as Officer Armstrong

Dwight Howard as Dwight Howard

Antonio Sabàto, Jr. as Handsome Guy #1

Danny Smith as French Chef

Jeremy Ambler as Zoo Protester (uncredited)

Mark Axelowitz as Doctor Gray (uncredited)

Hannah Marie Bailey as Modern Day Orphan (uncredited)

Tanner Baker as Skateboarder (uncredited)

Chance Bartels as Party Guest (uncredited)

Tim Blanchard as Valet (uncredited)

Beth Blevins as Bus Patron (uncredited)

William R. Brock as Party Guest (uncredited)

Tiffany Burke as Nun (uncredited)

Matthew Cardarople as Camera Guy (uncredited)

Brett Lee Clark as Party Guest (uncredited)

Greg Crews as Bartender (uncredited)

Craig Crumpton as Party Guest (uncredited)

Brent Duffey as Pinkberry Employee (uncredited)

Apple Farrelly as Child #2 (as Apple Kocsis)

Delonte Harris as Zoo Kid (uncredited)

DJ Harris as Zoo Kid (uncredited)

Landon Hoffman as Orphan (uncredited)

Addy Miller as Modern Day Orphan (uncredited)

Katherine Neslund as Woman on Street (uncredited)

Jade Nicolette as Modern Day Golfing Orphan (uncredited)

Shannon Reis as Lydia's Friend (uncredited)

Joel Rogers as Upscale Party Guy (uncredited)

Timothy Scott as Party Guest (uncredited)

Richard Tavernaro as Doorman (uncredited)

Steve Warren as Party Guest (uncredited)

Marvin E. West as Party Guest (uncredited)