Edge of Destruction really stayed true to the commitment. A blast from the pass with the Tribe of Gum, a futuristic story with the Ones from Skaro, and this sideways story, where the TARDIS team are split down the middle. Humans vs. The Gallifreyans.
The fate of the show is in limbo as well as the trust of the Four Who Rule this program: Barbara, Ian, the Doctor, and Susan. Yes, Susan was quite frightening in this story with the scissors and death glares. Joe Dredd and Ashford discuss this two part serial.