Madden filmed his scenes for "The Cage" on Monday 30 November 1964 , Tuesday 1 December 1964 , Wednesday 2 December 1964 , Thursday 3 December 1964 , Monday 7 December 1964 and Tuesday 8 December 1964 at Desilu Culver Stage 15 and Stage 16. He filmed his scenes for "The Enemy Within" on Tuesday 14 June 1966 , Friday 17 June 1966 and Tuesday 21 June 1966 at Desilu Stage 9 and Stage 10.