"Edward the Seventh is a 1975 British television drama series, made by ATV in 13 episodes. Based on the biography of King Edward VII by Philip Magnus, it starred Timothy West as the elder Edward VII, with Simon Gipps-Kent and Charles Sturridge as Edward in his youth."
From the Reddit link posted above:
"Edward the Seventh is a 1975 British television drama series, made by ATV in 13 episodes. Based on the biography of King Edward VII by Philip Magnus, it starred Timothy West as the elder Edward VII, with Simon Gipps-Kent and Charles Sturridge as Edward in his youth."