UNIT: Earth Defenders Series 1

UNIT: Earth Defenders Series 1 was the first series of the UNIT: Earth Defenders spin-off series which ran from 23rd May 2029 to 25th December 2025. It was the second spin-off series produced by exclusively by Disney+. It starred Jemma Redgrave as Kate Lethbridge-Stewart and Tommy Knight as Luke Smith. The series opened with "New Beginnings" and concluded with "".
==Overview==
UNIT: Earth Defenders introduces Jemma Redgrave as Kate Lethbridge-Stewart and Tommy Knight as Luke Smith who are now the joint-heads of UNIT. Over the course of the three seasons, it provides an insight into what life is like for UNIT when the Doctor isn't around to assist.
==Production==
It was decided that the second spin-off series under the new creative team would be led by Russell T Davies following on from the past successes of The Sarah Jane Adventures that he had overseen. Chris Chibnall would also be involved in the development side of things.
A number of past UNIT characters and former companions would feature throughout the three seasons.
Haolu Wang was appointed as Head Director for the three seasons.
==Cast==
*Kate Lethbridge-Stewart - Jemma Redgrave
*Luke Smith - Tommy Knight
*Martha Jones - Freema Agyeman
*Clyde Langer - Daniel Anthony
*Rani Chandra - Aniji Mohindra
*Ace - Sophie Aldred
===Recurring===
*Jo Grant - Katy Manning
*Mel Bush - Bonnie Langford
*K9 - John Leeson
*Tegan Jovanka - Janet Fielding
*Donna Noble - Catherine Tate
*Rose Noble - Yasmin Finney
*The Fourteenth Doctor - David Tennant
===Guest===
*Jackie Tyler - Camille Coduri
*Rose Tyler - Billie Piper
*Metacrisis Doctor - David Tennant
*
==Television stories==
===Story formats and arc===
Empiric Ambition would see 12 x 30 minute episodes throughout its run.
===Episodes===
Episode Number	Title 	Writer 	Director 	Notes
1 	New Beginnings 	Russell T Davies	Haolu Wang	
2 	 	Russell T Davies	Haolu Wang	
3 	Captain Yates' Plan 	 	Haolu Wang	
4 	The Legacy Of Harry Sullivan	 	Haolu Wang	
5 	 	 	Haolu Wang	
6 	 	 	Haolu Wang	
7 	 	 	Haolu Wang	
8 	The Same Faced Doctors 	Chris Chibnall 	Haolu Wang	
==Stories set during this season==
===Novels===
*
===Audio stories===
*
===Comics===
*
===Short stories===
*
==Promotional trailers==
For the series, several promotional trailers were created, utilising shot footage of and
*Several short, wordless five-second "stings" were also produced. These showed close-ups of the Doctor and the TARDIS. No series logo or title is shown, with only a snippet of the Doctor Who theme or the TARDIS sound effect to identify the programme.