Laurence Fishburne as Miller

Sam Neill as Weir

Kathleen Quinlan as Peters

Joely Richardson as Starck

Richard T. Jones as Cooper

Jack Noseworthy as Justin

Jason Isaacs as D.J.

Sean Pertwee as Smith

Peter Marinker as Kilpack

Holley Chant as Claire

Barclay Wright as Denny

Noah Huntley as Burning Man

Robert Jezek as Rescue Technician

Teresa May as Vanessa (uncredited)

Emily Booth as Girl on Monitor (uncredited)