Michael Madsen as Dr. Azirra

Michael Muhney as Daniel Savanah

Jenna Zablocki as April Meddows

Stacy Keach as Professor Haffler

Nicholas Brendon as Paul

Mary-Margaret Humes as Mary

Roddy Piper as Homeless George

Sandy Hackett as Dr. Mulog

Hani Al Naimi as Charlie Jessup

Laura Sorenson as Valerie

Rachel Wittman as Alexis

Danny Roque as Custodian Leon

Paul Hodge as Malcolm Francis

Shaun Kurtz as Priest

Dustin Cyril Robles as Bradley

Wade Speckels as Brian

Christopher Gehrman as Orderly

Josh Kelly as John

Ariel Teal Toombs as Nurse Lucy

Allen Earls as Officer

Ashly Margaret Rae as Nurse Kelly

Matthias Bernd as Security Guard

Dave Glenn as Policeman

Evan Martinez as Policeman

Ed Blinn as Apartment dweller

Paul Petersen as Manager Rick

Rebecca Zamolo as Nurse

Darren Dupree Washington as Guard Grant