Documentary
The Cruise: Voyage to Alaska ITV, 8.30PM; NOT WALES
Over three episodes, the five-star luxury liner Star Princess and its redoubtable crew travels to the northernmost American state – where they encounter difficult weather, navigational challenges and problem passengers. GT
Weinstein: The Inside Story BBC ONE, 9.00PM
In collaboration with PBS America’s Frontline current-affairs strand, Panorama examines the fall of Harvey Weinstein and the lengths to which the disgraced Hollywood producer would go to keep his alleged bullying, threats and sexual assaults private. Speaking to insiders, the team builds a troubling picture of industry complicity. GT
From Ice to Fire: the Incredible Science of Temperature BBC FOUR, 9.00PM
Dr Helen Czerski concludes her excellent series with fire, and how its harnessing played a pivotal role in human evolution and survival, from essentials such as toolmaking and mining to relative fripperies such as hot-air balloons. GT
Serial Killer with Piers Morgan ITV, 9.00PM
How do you follow interviewing Donald Trump? Piers Morgan returns to the less contentious turf of