Keira Knightley Penelope "Penny" Lockhart
Steve Carell Dodge Petersen
Connie Britton Diane
Adam Brody Owen
Patton Oswalt Roache
Melanie Lynskey Karen Amalfi
Gillian Jacobs Waitress / Katie
Mark Moses Anchorman
Rob Corddry Warren
William Petersen Trucker
Martin Sheen Frank Petersen
Derek Luke Alan Speck
T.J. Miller Chipper Host / Darcy
Amy Schumer Woman #1 / Lacey
Rob Huebel Jeremy
Jim O'Heir Cop #2
Brad Morris Radio Announcer (voice)
Bob Stephenson Officer Wally Johnson
Marshall Manesh Indian Man
Nancy Carell Linda Petersen
Steve Golin Producer
Lorene Scafaria Director, Screenplay
Tim Orr Director of Photography
Rob Simonsen Original Music Composer
Jeanne McCarthy Casting
Rene Gube Cell-Mate
Chris L. Spellman Production Design
Nicole Abellera Hallman Casting
Zene Baker Editor
Monica Staggs Stunts
Chris Spinelli Cyclist (uncredited)
Matthew A. Petrosky Steadicam Operator
Mark Roybal Producer
Gary J. Wayton Stunt Coordinator
Perry Robertson Supervising Sound Editor
James Wright Dolby Consultant
Tonita Castro Elsa
Jan Rudolph Script Supervisor
Richard Dwan Jr. Sound Editor, Supervising Dialogue Editor
Peter Tothpal Key Hair Stylist
Steven M. Rales Producer
Roger Aaron Brown Alfred
Kathy Lucas Set Decoration
Kevin Zimmerman First Assistant Sound Editor
Leslie Murphy Amy
Ken Strain Boom Operator
Paul Horn Camera Operator
Mark Sahagun Digital Intermediate
Matthew Alan Brady Kissing Couple In Park (uncredited)
Nathan Kahane Executive Producer
David LeRoy Anderson Makeup Artist
Roxane Griffin Key Hair Stylist
Donald Frazee Special Effects Coordinator
Nicole Brown Executive Producer
John Joseph Minardi Key Grip
Randy L. Childs Construction Coordinator
Nick Neutra Foley
Kristin M. Burke Costume Design
Jeanne Van Phue Makeup Department Head
Jon Mooney Music Editor
Gay Perello Property Master
Greg Mitchell Video Assist Operator
Shane Buttle Lighting Technician
Eve Streger Casting Assistant
Timothy P. Salmon Boom Operator
John Ryan Visual Effects Supervisor
Sarah Clifford Animal Coordinator
Heidi Higginbotham Costume Supervisor
George Santo Pietro Dolly Grip
Sharon C. Dietz Production Manager
Jonathan Sadoff Original Music Composer
Leighton Bowers Assistant Costume Designer