Dennis Quaid Birdwatcher
Isla Fisher Maggie (voice)
Will Ferrell Reggie (voice)
Will Forte Doug
Jamie Foxx Bug (voice)
Christopher S. Aud Sound Re-Recording Mixer, Sound Supervisor
J.J. George Music Editor
Sofía Vergara Dolores the Couch (voice)
Josh Gad Gus (voice)
Brett Gelman Willy
Greta Lee Bella (voice)
Randall Park Hunter (voice)
Louis Leterrier Producer
Phil Morris Bubsy (voice)
Harvey Guillén Shitstain (voice)
David Herman Underbite Pound Dog (voice)
Phil Lord Producer
Nancy Nugent Title Supervising Sound Editor
Christopher Miller Producer
Rob Riggle Rolf (voice)
Jimmy Tatro Finn the Rottweiler (voice)
Jamie Demetriou Chester (voice)
Jon Title Sound Designer
Kevin Waterman Stunt Double
Hannah Alline Emma’s Mom
Laurence Chavez Stunt Coordinator
Hedy Nasser Carly
Aditya Sood Producer
Lisa Rodgers Post Production Supervisor
Dara Taylor Original Music Composer, Vocals
Beau Borders Sound Re-Recording Mixer
Aaron Osborne Production Design
Andrea Laing Jenna's Friend
Mike Dolphy Riley's Dad
Erik Feig Producer
Meagan Lewis Casting
Karri Farris Makeup Department Head
Josh Greenbaum Director
Jade Fernandez Doug's Girlfriend
Erin Cochran Art Direction
Randy Torres Sound Effects Editor
Keith Brooks Steve
Garrett Hines Emma’s Dad
Dan Perrault Dr. Hagen, Writer
David Rennie Editor
Tinashe Kajese Cathy (uncredited)
Rebecca Carfagna Casting
Alonzo Ward Old Man in Park
Maxine Gervais Colorist
Greg Hayden Editor
Stephanie Dunnam Woman Gardening
Jason Billington Visual Effects Supervisor
Katie Ballard Hair Department Head
Stephen E. Hagen First Assistant Director
Alexandra Ficken Jenna's Friend
Mike Horton Foley Artist
Britain Illingworth-Cramer Set Designer
Jay Meagher Sound Mixer
Romy Itzigsohn Costume Design
Leila Nicotera Visual Effects Producer
Tim Orr Director of Photography
Charity Cervantes Jenna
Jaquita Ta'le Afghan Hound (voice)
Sabrina Plisco Editor
Russell Tyrrell Special Effects Supervisor
Gabriella Garcia Teen Girl
Deadra Moore Old Woman in Park
AJ Bernard Liam
Daniel DiPrima Music Editor
Aven Lotz Emma
Samantha LaRoe McDonald Set Decoration
Jessica Switch Executive Producer