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
The Untouchables (1959 TV series) John Javna chose "The Untouchables" as one of the "Top 10 Best Police TV Series (Police Procedurals) of All Time". The Lebanon (Pa.) "Daily News" said of "The Untouchables": "Between the hard-nosed approach, sharp dialogue, and a commendably crisp pace (something rare in dramatic TV at the time), this series is one of the few that remains fresh and vibrant. Only the monochrome presentation betrays its age. "The Untouchables" is one of the few Golden Age TV shows that deserves being called a classic." In 1997, the episode "The Rusty Heller Story" was ranked number 99 on TV Guide's 100