Lily Rabe as Rachel Stevens

Timothée Chalamet as Billy Mitman

Lili Reinhart as Margot Jensen

Anthony Quintal as Sam

Oscar Nuñez as Principal Alvarez

Rob Huebel as Walter

Jammie Patton as Miss Conway

Noah Gray-Cabey as Other Student

Tamir Yardenne as George

Grant Jordan as Trevor

Larry Bam Hall as Stage Manager

Mike Holley as AAA Guy

Tracey Wigfield as Front Desk Lady

Nikhil Pai as Waiter

Kristin Slaysman as Head Female Judge

Temple Dean as Male Judge

Phillip Garcia as Mechanic

Roy Abramsohn as Billy's Dad

Virginia Louise Smith as Billy's Mom

David Faulkner as Margot’s Dad

Pamela Drake Wilson as Margot’s Mom