The first season of the original Mission: Impossible, as created by Bruce Geller, premiered on CBS on September 17, 1966 and concluded on April 22, 1967. It originally aired Saturdays at 9:00–10:00 pm (EST) on CBS from September 17, 1966[1] to January 7, 1967[2] and at 8:30–9:30 pm (EST) from January 14[3] to April 22, 1967.[4]
a ^ All Episodes except Episode 23 "Action!"
b ^ Entire season (does not appear in episodes 11, 13, 16, 18)
c ^ Entire season (does not appear in episodes 9, 13, 18)
d ^ Entire season (does not appear in episodes 9, 11-14, 16)
e ^ (Does not appear in episodes 12, 14)