19 September

On 19 September, 1835, the Sixth Doctor and Evelyn Smythe met Charles Darwin on the Galapagos Islands. (AUDIO: Bloodtide)

Behind the scenes

 * 1925 - Actor Dallas Cavell was born.
 * 1939 - Actor Charles Pemberton was born.
 * 1963 - The first filming session for the very first Doctor Who story, An Unearthly Child took place. It was a one day shoot at Ealing Studios.
 * 1977 - Actor Michael Godfrey died.
 * 1997 - Actor Jack May died.
 * 2011 - Episode two of The Underwater Menace was recovered.