Nat Wolff
Quentin
Acting
Cara Delevingne
Margo
Acting
Austin Abrams
Ben
Acting
Justice Smith
Radar
Acting
Halston Sage
Lacey
Acting
Jaz Sinclair
Angela
Acting
Cara Buono
Mrs. Jacobsen
Acting
Josiah Cerio
Young Quentin
Acting
Hannah Riley
Young Margo
Acting
Meg Crosbie
Ruthie
Acting
Griffin Freeman
Jase
Acting
Caitlin Carver
Becca
Acting
RJ Shearer
Chuck
Acting
Susan Macke Miller
Mrs. Spiegelman
Acting
Tom Hillmann
Mr. Spiegelman
Acting
Stevie Ray Dallimore
Mr. Jacobsen
Acting
Jay Duplass
English Teacher
Acting
Emma O'Loughlin
Freshman Girl
Acting
Kendall McIntyre
Ben (Age 12)
Acting
Yossie Mulyadi
Checkout Girl
Acting
Drew Matthews
Gus
Acting
Marta Martin
Spanish Teacher
Acting
Virginia Riggsbee
Student in Hallway 1
Acting
Bailey Nemirow
Student in Hallway 2
Acting
Christopher Pell
Student in Hallway 3
Acting
Jim R. Coleman
Detective Warren
Acting
Sophia Grillo
Fashionable Girl
Acting
Rob C. Baldwin
Roadside Assistant
Acting
Ansel Elgort
Mason (uncredited)
Acting
John Green
Becca's Father (voice) (uncredited)
Writing
Lane Lovegrove
Robert Joyner (uncredited)
Acting