Jordan Aaron Hall as Marcus Jackson

Oona Laurence as Holly

Brandon Larracuente as Clay Howard

Julian Shatkin as Grant

Giorgia Whigham as Cassie Williams

Yetide Badaki as Alex Jackson

James Ransone as Sgt. Steven Mohler

Elizabeth Mitchell as Capt. Katherine Hilman

Casey Hartnett as Emily Hilman

Antino Crowley-Kamenwati as Razor

Cheryl Howard as Allie McCulloch

Shannon Brown as Art

Stan Demidoff as Travis

Paul Castro Jr. as Karl

Anubhav Jain as Ned

Crystal De La Cruz as Stoner Girl

Donald Dash as Brian Santini

Eric Tabach as Justin Weingarter

Juliana Himawan as April

James Mount as Sgt. Wheeler

Wayne Pyle as Mr. Dexter

Heidi K. Eklund as Ms. Jenkins

Jeremiah Wenutu as Robbie

Kate Udall as Jeannie Williams - Cassie's Mom

Caleb Eberhardt as Joe

Davon Sylvester as Will

Sunny Edelman as Bridget - Holly's Mom

Majestic Tillman as Darnell

Justin Clarke as

Ian Merrill Peakes as Jordan Hilman

Christopher Young as Justin's Friend

Bruce Safran as Aron Williams - Cassie's Dad

Irene McMahon as Janette

Leif Grund as Robert

Kristin Oakley as Teacher / Background

Ana Roman as Paramedic

Kyle Paul as Deputy Clinton (uncredited)

James Wosochlo as Detective (uncredited)

Kevin D. Benton as Detective (uncredited)

Nikee Warren as Police Officer (uncredited)

Joseph Brewster as Background - Police Officer

Aaron Peck as Background - Paramedic

Tyson Charles as Background - Tyson

Danielle Chrysler as Background - Girl

Brent Ackermann as Background

Devin Dawson as Background

Frank Dianda as Background

Paul Featherstone as Background

Claire Hammond as Background

Andrew Moriarty as Background

Emily Oakley as Background

Donna Parish-Bischoff as Background

Derek Reid as Background

Marina Roberti as Background

Gina Ruiz as Background

Dario Saraceno as Background

Sarah Soltish as Background

Becca Tavares as Background