1917

History of the Doctor Who Universe

 * Reginald Tyler began writing The True History of Planets. (EDA: Mad Dogs and Englishmen)
 * An unknown number of soldiers and other personnel involved in World War I were transported to another planet by the War Lords where they became unwitting players in an experiment. Later, the survivors were returned to Earth by the Time Lords. (DW: The War Games)

March

 * 21 - Eric Francis, who played the First Elder in The Sensorites, is born in Manchester.

April

 * 1 - Sydney Newman, the creator of Doctor Who, is born in Toronto, Canada.

May

 * 9 - John Arnatt is born.

June

 * 5 - Anne Tirard is born.

August

 * 8 - Earl Cameron, who played Glyn Williams in The Tenth Planet, is born in Pembroke, Bermuda.
 * 8 - John Baker is born.

September

 * 7 - Ewen Solon, who played Chal in The Savages and Vishinsky in Planet of Evil, is born in Auckland, New Zealand.
 * 17 - Peter Bennett is born.