Brenda Wehle / Dr. Stephanie Rabin
Andrew Cavarno / Owen Salinger
Steven Cavarno / Owen Salinger
Michael A. Goorjian / Justin Thompson
Allison Bertolino / Natalie Mott
Linda Kerns / Irate Customer
David Tuchman / Partygoer

James Black / Riley
Mark De Alessandro / Goines
Vladimir Orlov / Romero
Carsten Norgaard / Green
Duffy Gaver / Chelsey
Brenda Wehle / Hawkins
Michael Chiklis / Jimmy Pig
Elizabeth Dennehy / Jimmy Pig's Wife
Paul Dillon / Slade
Max Daniels / Red
Paul Sklar / Melton 249
Jesse D. Goins / Chester
Ashley Nolan / Judith
Ellen Crawford / Ilona
Don Pulford / Singh
Conni Marie Brazelton / Eva
Kyle Sullivan / Tommy
Corbin Bleu / Johnny
Danny Turner / Omar
Patrick Tyler / Bucky
Sara Paxton / Angie
Elizabeth Huett / Janice
Janelle Ginestra / Sarah
Sydney Berry / Ellen
Jesse Littlejohn / Will
Shawn Manley / Sean
Jimmy Baker / Todd - Age 8
Alex Mandelberg / 11-Year-Old Straggler
Wyatt Russell / Todd - Age 11
Celina Muehlbauer / Little Crossfire Girl
M.G. Mills / Doctor
Laura Gray / Nurse #1
Chandra De Alessandro / Nurse #2
Alexander Denk / Military Observer
Shawn Quinn / Aggressive Kid

Lindsay Burdge / Madeleine (segment "The Birthday Party")
Valeria Chavez / Party Goer (segment "The Birthday Party")
Jay Chirinos / Party Goer (segment "The Birthday Party")
Laura G. Chirinos / Party Goer (segment "The Birthday Party")
Brooklyn Hatrak / Party Goer (segment "The Birthday Party")
April Hernandez / Party Goer (segment "The Birthday Party")
Clayton Jackson / Party Goer (segment "The Birthday Party")
Ozzy Villazon / Party Goer (segment "The Birthday Party")
Tallulah / Party Goer (segment "The Birthday Party")
Andrea Peeler / Party Goer (segment "The Birthday Party")
Jonathan Lansky / Party Goer (segment "The Birthday Party")
Casey Adams / Paul (segment "Don't Fall")
Breeda Wool / Gretchen (segment "Don't Fall")
Angela Trimbur / Jess (segment "Don't Fall")
Morgan Krantz / Jay (segment "Don't Fall")
Christina Kirk / Cora (segment "Her Only Living Son")
Kyle Allen / Andy (segment "Her Only Living Son")
Mike Doyle / Chet (segment "Her Only Living Son")
Brenda Wehle / Principal Jenks (segment "Her Only Living Son")
Morgan Peter Brown / Mr. Dayton (segment "Her Only Living Son")
Lisa Renee Pitts / Kelly Withers (segment "Her Only Living Son")
Lisa Costanza / Female Onlooker (segment "Her Only Living Son")
Ruben Pla / Male Patron (segment "Her Only Living Son")
Curt Cornelius / Dr. Roman (segment "Her Only Living Son")
Bruce M. Stockert / Man in Background (segment "Her Only Living Son")(uncredited)
Joe Swanberg / Singing Panda (segment "The Birthday Party")