Chloë Grace Moretz Annika Hunter
Keira Knightley Megan Burch
Sam Rockwell Craig Hunter
Jasmin Savoy Brown Music Kid
Kaitlyn Dever Misty
Ellie Kemper Allison
Gretchen Mol Bethany
Jeff Garlin Ed Burch
Dylan Arnold Patrick
Daniel Zovatto Junior
Mark Webber Anthony
Kevin Scott Frakes Producer
Laura Rosenthal Casting
Sara Coates Savannah
Alix Madigan Producer
Jodi Thelen Linda Burch
Steve Golin Producer
Lynn Shelton Director
Benjamin Kasulke Director of Photography
Liz Dean Casting
Raj Brinder Singh Producer
Nat Sanders Editor
Mel Eslyn Line Producer
Luce Cousineau Makeup Department Head
Jennifer Popochock Hair Department Head
Schuyler Telleen Art Direction
Tania Kupczak Set Decoration
Benjamin Gibbard Original Music Composer
Basil Harris Wedding DJ
Lisa Wilson Executive Producer
Eric Riedmann Matt
John Lavin Production Design
Andrea Seigel Screenplay
Myles Nestel Producer
Rachelle Henry Junior Bridesmaid #1
Joey Ally Espresso Server
Michael Hill Music Supervisor
Kyle Love Dan (uncredited)
Cheryl Cowan Script Supervisor
Phillip Abraham Teen Anthony
Rosalie Swedlin Producer
Louis Hobson Theo
Bhama Roget Airport Gate Agent
Zoe McLane Sophomore Girl
Omar Silva Bartender
Rocki DuCharme Teen Savannah
Sara Lynne Wright Teen Allison
Ronald Leamon Costume Design
Amy Thone Mrs. Halpsky
Erik Simkins Still Photographer
Sherril Johnson Stunt Coordinator
Larissa Schmitz Teen Megan
Barbara Kinney Still Photographer
Maura Lindsay Teen Danielle
Kirsten deLohr Helland Danielle