May 28 - TechTV is officially shut down, merged with G4, eventually causing all but one techTV show to be cancelled off the lineup, and nearly 300 employees of TechTV to lose their jobs.
June 14 - Quiz TV launches in the UK, the country's first phone-in quiz channel. Many more launched over the next few years, though Quiz TV itself would close down in 2006.
June 17 - In the UK, the live feed of Big Brother is taken off air for a few hours as the housemates threaten to kill each other.
September - with the start of the 2004-2005 television season in the United States, most of the major networks were now no longer producing original content for broadcast on Saturday nights, citing years of declining ratings. Beginning this season, Saturday becomes primarily a night for rebroadcasts of episodes from earlier in the week or movies. FOX Network is an exception, as it maintains its block of inexpensive, reality-based shows on Saturday.
September 28 - Longtime veteran Marcy Walker makes what has been termed by soap sources as her final appearance on All My Children after two decades of being affiliated with the program.
November 7 - Dallas airs a special nondescript series entitled: Dallas Reunion: Return to Southfork.
November 18 - The video for the new charity single Do They Know It's Christmas? by Band Aid 20 airs simultaenously on all five main UK television networks, as well as over twenty satellite and cable stations. This unprecedented broadcast attracts over fourteen million viewers between 5:50 and 6 p.m..
November 30 - After seventy-four consecutive wins, Ken Jennings finally loses on Jeopardy!, to competitor Nancy Zerg.
November - All My Children rises to #2 in the daytime Nielsen ratings for the first time since the mid-1990s, rivaling ABC's soap General Hospital for the second slot.
May 28 - G4techTV is launched following the unsuccessful merge of computer channel techTV and video-game channel G4. The next year, G4techTV was reversed back to the G4 name and video-games again became the premise.
June 16 - Quintuplets premieres on the Fox Network (2004-2005).