BBC Four HD SkyTV

4/4. Marilyn triumphs in her most celebrated comedy yet, Some Like It Hot. In the weeks before her death, Marilyn is on the cusp of a new and exciting future. [S,AD] [HD]

TV and panto star Stanley Baxter had big success but an even bigger secret. With access to close family and friends, personal archive and recordings, we reveal his true story. [S] [HD]

14/15. Semi-final of the quiz show in which patience and lateral thinking are as vital as knowledge, and connections need to be made between apparently unconnected things. [S]

2/2. Wildlife expert Liz Bonnin, actor Freida Pinto and mountaineer Jon Gupta reveal the hidden wonders of India's surprising natural world. [S,AD,SL] [HD]

Programmes start at 7.00pm. [HD]

Programmes start at 7.00pm. [HD]

15/37. Two of the four highest-scoring losing teams from the first round play for one of the two spots remaining in round two. Jeremy Paxman asks the questions. [S] [HD]

15/15. Final of the quiz show with Victoria Coren in which patience and lateral thinking are as vital as knowledge, and connections need to be made between apparently unconnected things. [S]

...Incredible Science of Temperature. 3/3. Dr Helen Czerski explores the science of heat and how it has shaped the modern world. [S,AD] [HD]

Documentary looking at the first murder on Britain's railways. On a Hackney bound train in 1864, a guard discovers blood in a first-class carriage and a body on the embankment. [S,AD] [HD]

3/7. Stephen finds an enemy and then a friend when he tries to help the appropriately named Professor Furie overcome his tiredness. Contains adult humour. [S]

4/7. The medical staff must write academic research papers. Bob seizes the opportunity to trial a tranquiliser that might kick off his career as a private consultant. Contains adult humour. [S]

To mark 100 years of romance publishers Mills and Boon, literary novelist Stella Duffy takes on the challenge of writing for them, a task that ends up being harder than it looks. [S]