Count Down - S1-E9
Character mistake: Everyone refers to the Professor as "Sanders", as does the poster at the main gate, but X20's letter is addressed to Professor Saunders.
Stingray (1964)
1 character mistake in Count Down
Starring: Lois Maxwell, Ray Barrett, Robert Easton, Don Mason
Visible crew/equipment: When Phones is unravelling the secret plans, a hand can be seen pulling him back to help unravel the plans.
Trivia: Gerry Anderson based the facial features of Captain Troy Tempest on the American actor James Garner.