‘The Two Doctors’ will be screened at 2pm on Saturday 15 June at BFI Southbank.

> Find out how to buy tickets on the BFI website.

‘The Two Doctors’ originally aired in 1985 and starred Baker alongside Nicola Bryant as the Sixth Doctor and his companion Peri, with Patrick Troughton and Frazer Hines returning as the Second Doctor and Jamie McCrimmon.

Update [13 June 2013]: Guests have been confirmed as actors Frazer Hines and Tony Selby, script editor and writer Eric Saward, and visual effects designer Mike Kelt.

> Catch up on all the 50th Anniversary Special news and rumours so far in our summary.

What’s your favourite Sixth Doctor story? Let us know below…

> Order Series 7 Part 2 on DVD on Amazon.

> Buy Series 7 Part 1 on DVD on Amazon.

Watch the Series 7 Part 2 trailer…