Through the Looking Glass (Lost) series would conclude 48 episodes after "Through the Looking Glass", they felt comfortable playing flashforwards as early as the third-season finale. Post-production wrapped on May 21, 2007, only two days before it aired on television. The score was composed by series musician Michael Giacchino, while popular music was also featured throughout the episode. Charlie also sings a song in the episode that was written by Dominic Monaghan, who plays him. A "Lost" season finale is approximately twice as long the average "Lost" episode. Due to the episode's length, it was split into two parts in some countries and when released
Land of the Lost (1974 TV series) was reported that Sid and Marty Krofft were working on a reboot to "Land of the Lost" following what they called "that other movie". In a 2018 podcast interview with both Sid and Marty Krofft, the Kroffts reconfirmed that they are still working on an updated remake to "Land Of The Lost" and that this time it will be an hour-long series. Land of the Lost (1974 TV series) Land of the Lost (1974–1976) is a children's adventure television series created (though uncredited) by David Gerrold and produced by Sid and Marty Krofft, who co-developed the series with Allan Foshko.