Matt Damon Producer
Matthew Broderick Jeffrey Garner
John Krasinski Executive Producer
Michelle Williams Randi Chandler
Casey Affleck Lee Chandler
C.J. Wilson George
Missy Yager Mrs. Olsen (4th Tenant)
Heather Burns Jill
Chris Moore Producer
Frank Barbosa Hair Department Head
Kyle Chandler Joe Chandler
Tate Donovan Hockey Coach
Gretchen Mol Elise Henderson
Liz Bernstrom Makeup Department Head
Josh Hamilton Wes (Joe's Lawyer)
Danae Nason Rachel (Randi's Friend)
Kevin S. Parker Sound Mixer
Roland Vajs Sound Re-Recording Mixer, Foley Editor
Shawn Fitzgibbon Tom Doherty (Ping-Pong Player)
Oscar Wahlberg Joel
Elizabeth Cecchini Key Hair Stylist
Petr Hlinomaz Camera Operator
Kara Hayward Silvie McGann
Jill Sacco Production Secretary
Stephen McKinley Henderson Mr. Emery
Anna Baryshnikov Sandy
Lucas Hedges Patrick Chandler
Jack Lewars Digital Intermediate
Jackson Damon Otto
Peter Stevenson Boom Operator
Summer Phoenix Thanks
Karl Hartman Production Coordinator
Tom Kemp Stan Chandler
Terrence Hayes Camera Operator
Kenneth Lonergan Manchester Pedestrian, Writer, Director
Susan Pourfar Nurse Irene
Jacob Ribicoff Sound Re-Recording Mixer, Supervising Sound Editor, Sound Designer
Douglas Aibel Casting
Erica McDermott Sue (Angry Boss in Boat Yard Office)
Ryan Baker Utility Sound
Alexa Zimmerman Dialogue Editor
Matt Bouldry Casting Associate
Dann Fink ADR Voice Casting
Joe Stapleton Fire Marshall
Declan Baldwin Executive Producer, Unit Production Manager
Kevin J. Walsh Producer
Mark DeSimone ADR & Dubbing
Michael J. Moore First Assistant Director
Carolyn Pickman Paul's Assistant, Casting
Gigi Pritzker Producer
Leslie Bloome Foley Artist
Jennifer Lame Editor
Bill Migliore Executive Producer
Robert Sella Dr. Muller
Linda Cohen Music Supervisor
Paul Marini Stunt Coordinator
Florencia Martin Set Decoration
Ivy O'Brien Young Patrick Chandler
Henry Russell Bergstein Casting Associate
Ruth De Jong Production Design
Melissa Toth Costume Design
Quincy Tyler Bernstine Marianne (3rd Tenant)
Kt Baldassaro Bar Patron (uncredited)
Allyn Burrows Father Martin
Ruibo Qian Dr. Bethany
Lewis D. Wheeler 1st Businessman at Bar
Dan Edelstein ADR Editor
Josh Godfrey Executive Producer
Patrick M. Walsh Stunt Coordinator
Claire Folger Still Photographer
Jody Lee Lipes Director of Photography
Jourdan Henderson Art Direction