The Time Monster (2)

Name: The Time Monster (2)
Director: Paul Bernard
Released: 1972-05-27
Duration: 25 min
Rating: 6.8
Cast: Roger Delgado, Nicholas Courtney, Richard Franklin, John Levene, Wanda Moore

S9 E22 May 27, 1972 0h 25m ★ 6.8

Source:

Overview

The Doctor realises the Master is trying to harness the power of Kronos, last of the Chronovores, but is unaware Percival is harbouring him at the institute.