
Quest is a television channel available in the United Kingdom and Ireland. Quest provides factual, lifestyle, entertainment programmes and other imported material. The channel is operated by Discovery, Inc. and is available free-to-air.
E4 is a British free-to-air television channel headquartered in London, United Kingdom owned by Channel Four Television Corporation. The "E" stands for entertainment, and the channel is mainly aimed at the 16–34 age group. Wikipedia

More4 is a British free-to-air television channel, owned by Channel Four Television Corporation. The channel launched on 10 October 2005. Wikipedia

Channel 4 is a British public-service free-to-air television network headquartered in London, United Kingdom. It began transmission on 2 November 1982.

Channel 5 is a British free-to-air television network. It was launched in 1997, and was the fifth national terrestrial analogue network in the United Kingdom. The station was branded as Five between 2002 and 2011, when it was owned by the RTL Group.
5Star (stylized as 5STAR) is a British free-to-air television channel owned by Viacom. It is a sister channel of Channel 5, 5Spike, 5USA and 5Select. It originally launched as the female-oriented Five Life on 15 October 2006, and was rebranded as Fiver on 28 April 2008 with a revised version of the same concept.

5Spike is a British free-to-air television channel owned by Viacom. Launching on 15 April 2015 on Freeview, it is a multiplex channel of Channel 5 and localised version of the American channel Spike.
More4 is a British free-to-air television channel, owned by Channel Four Television Corporation. The channel launched on 10 October 2005.