I've found two on Freeview today.
How the Victorians Built Britain on 5Select (54) - Sunday 7th June 2020 at 17:00 to 18:00 (1 hour long)
The Railway Revolution. Series 2, episode 1.
Michael Buerk returns with more stories of how Britain was transformed during the Victorian era, beginning by looking at the development of the railway network during the era. Michael hops on board an original Victorian locomotive at Tanfield Railway and discovers the role this former coal track played in the development of the national railway. He also learns about Isambard Kingdom Brunel's bid to secure Bristol's future, and his creation of the fastest engine in the world.
and
The Bridge on the River Kwai On Paramount Network (31) - Sunday 7th June 2020 at 17:45 to 21:00 (3 hours 15 minutes long)
War drama about British prisoners of war who are forced to build a jungle railroad bridge in World War II Indochina, oblivious to a plan by the allies who are set to destroy it. Winner of seven Oscars, including Best Picture and Best Actor.
(Subtitles, 1957, PG, 5 Star)
Director: David Lean
Starring: William Holden, Jack Hawkins, Alec Guinness, Sessue Hayakawa, James Donald, Geoffrey Horne