Preternatural Research Bureau

Preternatural Research Bureau or P.R.O.B.E. was an organisation investigating paranormal activities.

Liz Shaw spent some time working with P.R.O.B.E. since she left UNIT.

Behind the scenes
P.R.O.B.E. appeared in four "direct to video" films, all including Caroline John as Liz Shaw.


 * The Zero Imperative (1994)
 * The Devil of Winterbourne (1995)
 * Unnatural Selection (1996)
 * The Ghosts of Winterbourne (1996)