Dick Powell's Zane Grey Theatre (1956)

S23E3 The Trial of a Time Lord: Part 3

The Doctor manages to break free and reunite with Peri on the surface, but soon finds himself captured by a tribe known as The Free. It turns out that Ravalox isn't truly Ravalox, but before the Doctor can uncover further details, a powerful force from UK Habitat arrives to take him away once again.