Doctor Who is the longest-running science fiction TV series in history, airing initially from 1963 to 1989. Doctor Who is about ideas. It pioneered sophisticated mixed-level storytelling. Its format was the key to its longevity: the Doctor, a mysterious traveller in space and time, travels in his ship, the TARDIS. The TARDIS can take him and his companions anywhere in time and space. Inevitably he finds evil at work wherever he goes...

Anthology type science fiction program with a different cast each week. Tending toward the hard science, space travel, time travel, and human evolution it tries to examine in each show some form of the question, "What is the nature of man?" Opening Narration: There is nothing wrong with your television set. Do not attempt to adjust the picture. We are controlling the transmission. If we wish to make it louder, we will bring up the volume. If we wish to make it softer, we will tune it to a whisper. We can reduce the focus to a soft blur, or sharpen it to crystal clarity. We will control the horizontal. We will control the vertical. For the next hour, sit quietly and we will control all that you see and hear. You are about to experience the awe and mystery which reaches from the inner mind to... The Outer Limits.