TF1 Séries Films, formerly HD1 (acronym for Histoire de) is a French TV channel, controlled by TF1 Group.

[1] With the shutdown of analogue television, TF1 Group initially was set to launch a reformated version of the Breton language channel TV Breizh, to be called 'tv-b'.

In March 2012, the Conseil supérieur de l'audiovisuel (CSA) auditioned TF1 Group following its application for an additional channel from one of the six national HD channels on TNT.

[3] On 18 October 2017, TF1 Group announced that HD1 will change its name to TF1 Séries Films in 2018.

[4] The initial HD1 logo first appeared during the hearing at CSA, on 14 March 2011.