The Three Tenors: From Caracalla to the World (Sky Arts, 7.30pm)

THIRTY years ago, Luciano Pavarotti, Placido Domingo and Jose Carreras performed together, with conductor Zubin Mehta, for the first time to mark Italy’s staging of the World Cup. More than 1.6 billion people watched the worldwide – and it catapulted classical music into a new dimension. Marking last summer’s 30th anniversary, this film shows the highlights of the show and its sequel in Los Angeles, while Domingo, Carreras, Mehta and Pavarotti’s widow Nicoletta Mantovani talk about the trio’s rivalries and friendships.

Agatha & Poirot: Partners in Crime (STV, 9pm)

THIS documentary is said to celebrate 100 years of Hercule Poirot, but seeing as he made his first appearance in Agatha Christie’s debut novel The Mysterious Affair at Styles in 1920, it’s a year late. Richard E Grant explores the author’s extraordinary life, linking some of its events to the cases her famous Belgian detective solved, the people he met and the locations he visited. Grant also catches up with some of Christie’s celebrity fans and looksat some of the most famous books Poirot apeared in.

Intruder (C5, 9pm)

AS with its recent hit drama The Drowning, Channel 5 is broadcasting Intruder across four consecutive nightst. Tom Meeten and Elaine Cassidy play Sam and Rebecca Hickey, who appear to live the perfect life in their rural self-build home in the West Country. However, their idyll is shattered when two teenagers break into their home and, in a rage, Sam stabs one of them to death. The couple decide to stage the scene to make it appear he killed the intruder in self-defence.

Louis Theroux: Shooting Joe Exotic (BBC2, 9pm)

LOUIS Theroux speaks to Joseph Maldonado-Passage, better known as Joe Exotic, the man at the centre of the hit Netflix series. They met before, when Theroux wasmaking America’s Most Dangerous Pets, but life has changed a lot in the intervening decade. Joe is still living in Oklahoma, but rather than residing at his personal zoo, he’s behind bars in a federal prison, having been found guilty of animal cruelty and plotting a murder.