The first two-hour episode was broadcast on March 24, 2013.
The series concluded with a two-hour episode on July 6, 1979.
By the end of the meeting they struck a deal: two two-hour final episodes to run next year.
The second half of the two-hour episode was watched by 6.49 million American viewers.
Channels 13 and 49 are carrying the work in four parts, beginning with a two-hour episode at 9 tonight.
A second season began June 8, 2005, with two-hour episodes for four weeks.
The final consisted of two two-hour episodes on December 19 and 20.
The special two-hour episode takes place five years in the future.
The third season premiered on June 2, 2013 with a two-hour episode.
The first half of the two-hour episode was watched by 6.61 million American viewers.