When Star Trek left the air after a three-year run in 1969, Leonard Nimoy joined the cast of Mission Impossible from 1969-1971.

QUESTION 11 of 15:

11. The first episode of this highly anticipated series ran 75 minutes - so the producer/star got the show that followed his to give over 15 minutes so he wouldn't have to edit the program. What was the name of the series?