Guest Stars Shaun Smyth as Doctor Cliff Saunders as Gordon Peter Mohan as Hospital Director Marty Moreau as Trooper #2 Richard Fitzpatrick as Chief Hewitt Ray Paisley as Executive #2 David Huband as Gavin Debra McGrath as Nurse Harvey Sokoloff as Executive #1 Brooke Johnson as Rachel James Barrett as Trooper #1 Tyler Coker as Colin Jeff Cowan as Technician #2 Bill Jay as Technician #1 Alisha Stranges as Sarah Jennifer Foster as Nancy