Anna Kendrick

Character: Eloise McGarry

Craig Robinson

Character: Jerry Kepp

June Squibb

Character: Jo Flanagan

Lisa Kudrow

Character: Bina Kepp

Stephen Merchant

Character: Walter Thimble

Tony Revolori

Character: Renzo Eckberg

Wyatt Russell

Character: Teddy Millner

Amanda Crew

Character: Nikki

Becky Ann Baker

Character: Carol Millner

Thomas Cocquerel

Character: Huck Hayes

Maria Thayer

Character: Kate Millner

Andy Daly

Character: Luke Pfaffler

Andy Stahl

Character: Henry Grotsky

Chris Whitley

Character: Douglas Grotsky

Margo Martindale

Character: Freda Eckberg

Megan Lawless

Character: Megan-Ann

Sheri Mann Stewart

Character: Sherri Grotsky

Richard Haylor

Character: Roger Millner

Carlos Aviles

Character: Jalapeño

Chelle Ramos

Character: Rodriguez Bride

Brad Oberhofer

Character: Wedding Singer

Jay Klaitz

Character: Photographer

Andy Blitz

Character: Notorious Donny Haczyk

Max Silvestri

Character: Champagne Server

Nick Arapoglou

Character: Receptionist

Matthew Cornwell

Character: Drunk Military Buddy

Rya Meyers

Character: Francie Millner

Charles Green

Character: Mr. Manny

Elizabeth Faith Ludlow

Character: Caterer

Omer Mughal

Character: Hotel Staff Member

Gabriella Cila

Character: Renzo's Study Buddy

Lontrell Anderson

Character: Server (uncredited)

Nargis Aniston

Character: Bridesmaid (uncredited)

Tommy O'Brien

Character: Robert Vardaros (uncredited)

Amanda Burke Buczek

Character: Bridesmaid (uncredited)

Kelsey Cortez

Character: Server (uncredited)

Payson Durant

Character: Wedding Guest (uncredited)

Shannon Edwards

Character: Milner Business Associate (uncredited)

Fred Galle

Character: Wealthy Family Friend (uncredited)

Matthew A. Hand

Character: Wedding Guest (uncredited)

Geoffrey Howard

Character: Wedding Guest (uncredited)

Lainey Kloes

Character: Wedding Guest (uncredited)

Susan Lafayette Moss

Character: Maid (uncredited)

Roger Neal

Character: Wedding Guest (uncredited)

Stacey Parrish

Character: Bridesmaid (uncredited)

Shaker Sangam

Character: Wedding Guest (uncredited)

Garret Whittington

Character: Single Bachelor (uncredited)