Steve Carell

Dodge Petersen

Keira Knightley

Penelope "Penny" Lockhart

Connie Britton

Diane

Rob Corddry

Warren

Adam Brody

Owen

Derek Luke

Alan Speck

Martin Sheen

Frank Petersen

Melanie Lynskey

Karen Amalfi

Nancy Carell

Linda Petersen

William L. Petersen

Trucker

Gillian Jacobs

Waitress / Katie

T.J. Miller

Chipper Host / Darcy

Patton Oswalt

Roache

Bob Stephenson

Officer Wally Johnson

Brad Morris

Radio Announcer (voice)

Mark Moses

Anchorman

Roger Aaron Brown

Alfred

Rob Huebel

Jeremy

Trisha Gorman

Crying Woman

Tonita Castro

Elsa

Leslie Murphy

Amy

Kasey Campbell

Danny

Vince Grant

Man #1 / Chip

Amy Schumer

Woman #1 / Lacey

Marshall Manesh

Indian Man

Aleister

Sorry

Rene Gube

Cell-Mate

Jim O'Heir

Cop #2

Daniel Maurio

Toilet Guy

Matthew Alan Brady

Kissing Couple In Park (uncredited)

Tony Brown

Gay Party Guest (uncredited)

Lauren Crawford

Bikini Girl (uncredited)

Laura Mann

Sarah (uncredited)

Prestin Persson

Bikini Girl (uncredited)

Lauren K. Solomon

Kissing Friendsy's Customer (uncredited)

Chris Spinelli

Cyclist (uncredited)

Hannah Victoria Stock

Party Girl (uncredited)