1921

In 1921, the First Doctor, Steven Taylor and Sara Kingdom visited a Hollywood movie set. (DW: The Daleks' Master Plan)

January

 * 23 - Kevin Stoney, who played Mavic Chen in DW: The Daleks' Master Plan, Tobias Vaughn in DW: The Invasion and Tyrum in DW: Revenge of the Cybermen, was born.

February

 * 1 - Peter Sallis (Elric Penley in DW: The Ice Warriors was born.
 * 12 - Peter Whitaker (Gascoigne in DW: The Faceless Ones) was born.
 * 27 - Richard McNeff (Baker in DW: The Dalek Invasion of Earth) was born.

April

 * 15 - David Garth (Grey in DW: The Highlanders and a Time Lord in DW: Terror of the Autons) was born.
 * 23 - Gerald Campion (Wilkin in DW: Shada) was born.
 * 28 - Nancie Jackson (Doris Squire in DW: Doctor Who and the Silurians) was born.

May

 * 25 - Peggy Dixon (a Dancer in DW: The Masque of Mandragora) was born.

June

 * 5 - Bill Sellars was born.

July

 * 19 - Michael Turner (Jarvis Bennett in DW: The Wheel in Space) was born.

August

 * 12 - Dermot Tuohy (Brownrose in DW: Terror of the Autons) was born.
 * 22 - Robert Marsden, who played Abraham Lincoln in DW: The Chase, was born in, London.

September

 * 11 - Edwin Richfield, who played Captain John Hart in DW: The Sea Devils and Mestor in DW: The Twin Dilemma, was born in London, England, UK.
 * 20 - Jack Kine was born.
 * 27 - Milton Subotsky was born.

December

 * 29 - Robert Cawdron (Bruno Taltalian in DW: The Ambassadors of Death) was born.

Date unknown

 * Edna Dore was born.