The Three Doctors (2)

Name: The Three Doctors (2)
Director: Lennie Mayne
Released: 1973-01-06
Duration: 25 min
Rating: 8.0
Cast: William Hartnell, Patrick Troughton, Nicholas Courtney, John Levene, Rex Robinson

S10 E2 January 6, 1973 0h 25m ★ 8.0

Source:

Overview

The third Doctor and Jo find themselves on an artificial world inside the black hole while the second Doctor tries to find a way to control the organism.