PROBE: The Zero Imperative
movie

An ancient evil approaches Earth bent on destruction and murder...but who is assisting it and who will stand in its way?
Released January 01, 1994
Overview
Former UNIT luminary Liz Shaw and her assistant Bayliss are investigating a series of bizarre murders, all committed near a soon-to-be-closed psychiatric hospital. When the hospital is unexpectedly reprieved by rich Industrialist Peter Russell events seem to move out of Liz's control. Are the incumbent director of the clinic, Doctor Dove and his predecessor Doctor O'Kane harboring the killer? What is the centuries-old horror hidden in the grounds? And what exactly is the secret of room zero?
Cast

Caroline John
as
Dr. Elizabeth Shaw

Jon Pertwee
as
Dr. Jeremiah O'Kane

Sylvester McCoy
as
Dr. Colin Dove

Colin Baker
as
Peter Russell

Mark Gatiss
as
Dr. William Bruffin

Louise Jameson
as
Patricia Haggard

Sophie Aldred
as
Public Relations Officer

Linda Lusardi
as
Louise Bayliss
- no image
David Terence
as
Daniel O'Kane / Eustace O'Kane
- no image
Nicola Fulljames
as
Dr. Beatrice Hearst
- no image
Patricia Merrick
as
Dr. Julie Gilchrist

Jonathan Rigby
as
Cummings

