It's also part of the only two-part episode in The Simpsons 23 year history.

Campbell made a critically acclaimed dramatic guest role as a grief-stricken detective seeking revenge for his father's murder in a two-part episode of the fourth season of Homicide: Life on the Street.

* " Euphoria, Part 1 " and " Euphoria, Part 2 " ( 2006 ), a two-part episode of the American television series House

The plot of Gaudy Night was adapted to become the two-part Out of the Past episode (# 155 & # 156 ) of the American television mystery series Diagnosis: Murder starring Dick van Dyke as Dr. Mark Sloan.

The " Dreamland " two-part episode was also set in Nevada, this time in the legendary Area 51.

It is the only non-mythology two-part episode of The X-Files.

With the exception of the two-part episode " The Five Daughters Affair ," shown as part of Granada Plus's run of the series, the episodes which became movies have never aired on British television.

Dolenz provided the voice of Two-Face's twin henchmen in the two-part episode " Two-Face " on Batman: The Animated Series.

* " Descent " ( Star Trek: The Next Generation ), a two-part episode of Star Trek: The Next Generation

On screen he has been portrayed by Eduard Franz in the film Lady Godiva of Coventry ( 1955 ), George Howe in the BBC TV drama series Hereward the Wake ( 1965 ), Donald Eccles in the two-part BBC TV play Conquest ( 1966 ; part of the series Theatre 625 ), Brian Blessed in Macbeth ( 1997 ), based on the Shakespeare play ( although he does not appear in the play itself ), and Adam Woodroffe in an episode of the British TV series Historyonics entitled " 1066 " ( 2004 ).

The two-part episode " Mouth of the Snake " served as a backdoor pilot for a 1984 series to be called All That Glitters.

( UK publication only ) ( adapted from and expanded upon the feature-length / two-part second season episode ' Mouth of the Snake '.

( UK publication only ) ( adapted from and expanded upon the feature-length / two-part second season episode Goliath.

* A two-part episode, split between seasons 1 and 2 of Law and Order: SVU.

Lore returns in the two-part episode " Descent ", using the emotion chip to control Data and make him help with Lore's attempt to make the Borg entirely artificial life forms.

Spock appears in " Unification " ( 1991 ), a two-part episode of Star Trek: The Next Generation.

A two-part episode featuring Liberace in a dual role, as the great pianist Chandel and his criminal twin brother Harry, would prove to be the highest-rated Batman tandem of the series.

Jake and the Fatman was a spin-off on CBS, based on a character who originated in " The Don " ( 1986 ) a two-part Matlock episode from season one.

A two-part episode ran in the final season in which Raul discovers Chico's belongings in a closet.

He was a featured TV actor, seen in a two-part episode of Family Law in 2000.

The second episode of Dawkins ' two-part television programme The Root of All Evil?

Whitfield appeared in the Doctor Who two-part episode, " The End of Time ", that aired over the Christmas / New Year period of 2009 – 10.

There were nine versions of the theme song ; others included a Halloween-themed version not sung by Thomas or Warnes used in a two-part Halloween episode in 1990.

He left M * A * S * H after the seventh season because of burnout and a desire to spend more time with his family, though he returned the following year to tape a special two-part farewell episode, " Goodbye Radar.

Her mother's remarriage introduces a conniving stepbrother from New York named Eric ( played by Joshua Hoffman ) in a two-part episode, although neither her mother nor stepfather are featured.

The two-part episode " Darkly Dawns the Duck " originally aired as an hour-length TV special on September 7, 1991 as part of a larger TV special, " The Darkwing Duck Premiere and Back to School With the Mickey Mouse Club ".

He also produced the show's sole two-part episode " Who Shot Mr. Burns?

Another, unused, fourth-series script was reworked as an episode of The Champions while, according to The Prisoner: The Official Companion by Robert Fairclough, the Prisoner episode " The Girl Who Was Death " was based upon a two-part Danger Man script that had been planned for the fourth series.

* Other specially made episodes of Doctor Who include Dimensions in Time ( 1993 ), the officially untitled 2005 special mini-episode, and Time Crash ( 2007 ) – all produced for Children in Need – and " Space / Time ," a two-part mini-story produced for Comic Relief in 2011.

The 2008 Doctor Who two-part story Silence in the Library / Forest of the Dead introduced the concept of " spoilers " within the story's time travel narrative, with the enigmatic character River Song using the term to refer to her foreknowledge of future events.

One of the more dramatic examples of a crossover occurred in the two-part season four finale of the revived science-fiction series Doctor Who.

In 2007 he appeared in a two-part story ( Human Nature and The Family of Blood ) in the third series of Doctor Who as schoolboy Timothy ' Tim ' Latimer, and guest-starred in the Doctor Who audio dramas The Mind's Eye and The Bride of Peladon.

In 2008, Kingston guest-starred in the fourth series of the long-running science fiction television programme Doctor Who in the two-part story " Silence in the Library "/" Forest of the Dead " as River Song.

The effect was also used well throughout the whole 1993 Doctor Who charity special Dimensions in Time and in dream sequences of the 1997 3rd Rock from the Sun two-part season 2 finale Nightmare on Dick Street.

Fifteen years after Dimensions in Time, Courtney returned as Lethbridge-Stewart ( now, Sir Alistair ), freshly returned from Peru, in " Enemy of the Bane ", a two-part story in the Doctor Who spin-off The Sarah Jane Adventures aired in December 2008, starring Elisabeth Sladen as Sarah Jane Smith.

The pair wrote the two-part episode " Who Shot Mr. Burns?

She played the lead antagonist in the two-part finale to the second series of Doctor Who ( 2006 ) opposite David Tennant, and in 2009 made guest starring roles in Mistresses, Robin Hood, and Doctors.

She returned as Donna Noble in the two-part Doctor Who Christmas special " The End of Time " which was broadcast over Christmas 2009.

Tennant guest starred as the Doctor in a two-part story in Doctor Who spin-off The Sarah Jane Adventures, broadcast in October 2009.

Doctor Who Magazine # 368 confirmed that the two-part story Rise of the Cybermen / The Age of Steel was inspired by this story, and that Marc Platt received a fee for the reused story elements ; he was credited in the programme's end titles.

In a poll conducted by Doctor Who Magazine in 2009, the two-part story was ranked the fifth best episode of Doctor Who.

In a poll conducted by Doctor Who Magazine in 2009, the two-part story was ranked the fifth best episode of Doctor Who.

In 1975, he was commissioned by then-Doctor Who script editor Robert Holmes to pen a two-part serial entitled The Angurth for the programme's thirteenth season.

* ATMOS ( ATMOSpheric emission system ), fictional technology that appears in the 2008 Doctor Who two-part serial " The Sontaran Stratagem " / " The Poison Sky "