Creator Steven Knight's series landed the Drama award at the O2 Arena ceremony, while absent Murphy scored the Drama Performance prize.
"Chernobyl", the mini-series documenting the 1986 Soviet nuclear disaster, was named Best New Drama, while "Mrs. Brown's Boys" triumphed in the Comedy category.
Other notable winners included Jesy Nelson, whose documentary on social media trolls, "Odd One Out", landed the Factual prize, and beloved TV double act Ant and Dec, who extended their record streak of victories in the TV Presenter section with a 19th win.
Monty Python star Michael Palin was honoured with a Special Recognition award for his work as a comedian, actor, and travel documentarian. He dedicated the prize to late pal and Monty Python colleague Terry Jones, who passed away last week.
The full list of winners is: