Bella Thorne as Michelle Carter

Austin P. McKenzie as Conrad Roy III

Paula Marshall as Lynn Roy

Rodney Rowland as Conrad Roy Jr.

Michelle Borth as Katie Rayburn

Lydia Meredith as Beverly Roy

Sienna Novikov as Jillian Roy

Courtney Dietz as Tracy Howe

Kelly Lamor Wilson as Paula Tapman

Alpha Trivette as Judge Lawrence Moniz

Deena Dill as Gail Carter

Josh Randall as Joseph Cataldo

Mel Fair as David Carter

Neve Minor as Eve Carter

Allie McCulloch as Detective Duke

Kendrick Cross as Detective Spain

Thom Scott II as Professor

Gunnar Anderson as Jack

Devon Anthony as Funeral Attendee

Jaiden Bostic as Kid in park

Frank Brennan as Dr. Peter Breggin

Bishop Thomas Canady as Alter Boy

Nicolette Goetz as Lisa Myerson

Cleora Goodwin as Jump Rope Girl

Chris Holloway as Officer Hartley

Trinity Moriah Jones as P.E. Swin Kid

Patrick Ashley O'Neal as Trail Court Bailiff

Brandon Parker as Softball Player

Kaya Rosenthal as Carol Ford

Rachel M. Sharp as Beverly's friend

John-Paul Steele as Chris Keillor

LaChelle Walker as Extra

Jimmy Willis III as Extra

Mike Bevins as Courtroom Attendee (uncredited)

Jeffrey Kimble as Town Person (uncredited)

R.J. Miller as High Scholl Student (uncredited)

Peyton O'Neal as Child playing in park (uncredited)