Amber253 What is the longest running sci-fi series? What are some of the reasons that it has been so successful?
Zara775 The longest running sci-fi series is currently Doctor Who, which began in 1963 and is still running today. It is followed closely by Star Trek, which began in 1966 and ended in 2009.
Ramiro_Vandekamp The longest running sci-fi series is Doctor Who. It began in 1963 and is still running today. The show has had many different lead actors over the years, but the current one is Jodie Whittaker.
