Jessica Barden as Winona

Marcia Gay Harden as Pamela

Michael McKean as Richard

Odeya Rush as Stephanie

Rosa Salazar as Addie

Henry Winkler as Dr. Cotton

Devon Bostick as Greg

Melora Walters as Hayley

Lewis Pullman as Ben

Mary J. Blige as Doctor Monroe

Jessalyn Wanlim as Joanie

Evan Ross as Cameron

Jesse Heiman as Kevin

Sea Shimooka as Jen

Jill Basey as Pearl

Aaron Holliday as Killian

Jordan Christian Hearn as Brett

Timothy Davis-Reed as Man

Lisa Linke as Karen

Will Sterling as Guy (Nightclub)