Isla Fisher as Rebecca Bloomwood

Hugh Dancy as Luke Brandon

Krysten Ritter as Suze

Joan Cusack as Jane Bloomwood

John Goodman as Graham Bloomwood

John Lithgow as Edgar West

Kristin Scott Thomas as Alette Naylor

Fred Armisen as Ryan Koenig

Leslie Bibb as Alicia Billington

Lynn Redgrave as Drunken Lady at Ball

Robert Stanton as Derek Smeath

Julie Hagerty as Hayley

Nick Cornish as Tarquin

Wendie Malick as Miss Korch

Clea Lewis as Miss Ptaszinski

Stephen Guarino as Allon

Tuomas Hiltunen as Jani Virtanen

Yoshiro Kono as Ryuichi

John Salley as D. Freak

Lennon Parham as Joyce

Christine Ebersole as TV Show Host

Michael Panes as Russell

Kaitlin Hopkins as Event Planner

Katherine Sigismund as Clare

Alexandra Balahoutis as Prada Manager

Elisabeth Riley as Prada Store Shopper

Madeleine Rockwitz as 8-Year-Old Rebecca

Tommy Davis as Jani's Colleague

Andrew Serwer as Mr. Lewis

Kelli Barrett as Girl in Black / Talking Mannequin

Kristen Connolly as Girl in Pink

Paloma Guzmán as Svelte Manhattanite #1

Ilana Levine as Svelte Manhattanite #2

Lenora May as Suze's Mom

Ed Crescimanni as Suze's Dad

Susan Blommaert as Charity Store Orla

Jenn Harris as Christy

Matt Servitto as Head Waiter

Jennifer Kim as Denny & George Clerk

Ginifer King as Woman Candidate

Steve Greenstein as Hot Dog Vendor

Bill Corsair as Hod Dog Stand Patron

Heidi Kristoffer as Alette Girl

Claire Lautier as Sample Sale Competitor

Brandi Burkhardt as Sample Sale Worker

Denicia Marie Jefferson as Sample Sale Security #1

Renee Victor as Bag Lady

Scott Evans as Chad, the Mail Clerk

Asmeret Ghebremichael as Alette Receptionist

Chris P. Bachman as Mail Room Clerk

Peter Kapetan as Gin and Tonic Guy

Jim Holmes as Comintex CEO

Claudia Rocafort as Businesswoman

Molly Regan as Smeath Assistant

Rose Rosconi as Swap Meet Vendor

Robin E. Billson as Swap Meet Vendor #2

Richard G. Batista as Swap Meet Vendor #3

Maeve Yore as Wedding Planner

Ptolemy Slocum as Borders Assistant #1

Jenny Powers as Borders Assistant #2

Vinci Alonso as Prada Salesperson

Jennifer Smith as Sara

Gonzalo Escudero as Alette's Date

Tim Ware as Fund Manager

Anjali Bhimani as Girl #1

Jonathan Tisch as Bank Lender

Shonn Wiley as Good-Looking Guy

Brad Aldous as Alicia's Friend at Party

Annie Chadwick as Edgar West's Wife

Laurie Cole as Ryan Koenig's Girlfriend

Kara Jackson as Woman Hit with Fish

Yadira Santana as Fan Vending Lady

Charles De La Rosa as Barman

Jordyn Taylor Wilsea as Little Girl at Borders

Harvey Waldman as Advertising Exec

Howard Samuelsohn as Advertising Exec

Marceline Hugot as Saleswoman

Abby Lee as Bridesmaid

Caitlin McColl as Bridesmaid

Marie-Pierre Beausejour as Bridesmaid

Bea Miller as Shoestore Girl

Peyton List as Shoestore Girl

Izzy Palmieri as Shoestore Girl

Ed Helms as Garret E. Barton (uncredited)