TV CHOICES

Race Across the World

BBC1, 9pm

As the four teams leave Thailand and embark on a 2,000km journey across Malaysia to the sixth checkpoint on Indonesian island of Sumatra, James and Betty are now front runners for the first time. However, the siblings find it hard to tear themselves away from Koh Phi Phi and opt to indulge themselves with an expensive island-hopping journey. Viv takes control of the purse strings and decision making from Stephen, and

Alfie’s competitive spirit has been re-ignited after he and Owen recovered from being 12 hours behind the leaders in the last leg. While Owen is keen to visit Kuala Lumpur’s Petronas Towers, Alfie is focused on speed. Finally, Eugenie and Isabel prioritise boosting their budget with farming homestays - despite an aversion to manual labour and creepy crawlies.

Secrets and Spies: A Nuclear Game BBC2, 9pm

The three-part series showing how spies and traitors played a dangerous game in the 1980s continues. With double agent Oleg Gordievsky’s help, Britain identifies Mikhail Gorbachev as a possible new contender for Soviet leader. Could he be the ticket to better relations between East and West? Despite fragile steps towards diplomacy, the process is threatened by the vested interests of those spies still stuck in the old world order. Meanwhile, the CIA wants to know who Britain’s superspy is, but their head of Soviet counterintelligence, Aldrich Ames, is becoming disillusioned. He turns traitor for a paltry sum and shortly afterwards, Gordievsky is summoned back to Russia - and is in certain danger.