Doctor Who Vs. It's A Sin

Years and Years singer Alexander
played Ritchie Tozer, an actor cast
Trooper Linden in Regression of the
Daleks

Olly Alexander led the cast of young

newcomers in Channel 4's acclaimed

period drama (a Red Production/HBO

Max collaboration), formely called

Boys. Created by Russell T Davies

(and named after the Pet Shop Boys

1987 number one single) the series

explored the impact of the AIDS crisis

on London's gay community in the

1980s.

The five-part series (produced by Phil Collinson) began last night - it

featured twenty-seven Doctor Who

cast and crew connections, whilst

composer Murray Gold provided the

music here too:

• Peter Hoar was director of A Good Man Goes to War too
• Andy Pryor also worked as casting director on the revived run (from Rose to The Timeless Children), The Sarah Jane Adventures and Torchwood
• Neil Patrick Harris (Coltrane) reprised the Toymaker in The Giggle
• Michelle Greenidge (Rosa) was Carla Sunday in The Church on Ruby Road
• Keeley Hawes (Valerie) played Ms. Delphox in Time Heist
• Shaun Dooley (Tozer) was Epzo in The Ghost Monument 
• Stephen Fry (Garrison) voiced the Minister of Chance for Death Comes to Time, and was C in Spyfall (1)
• Tracey Ann Oberman (Carol) was Yvonne Hartman in Army of Ghosts and Doomsday - a role reprised for Big Finish's Torchwood - she also voiced Temperence Finch for Deimos and The Resurrection of Mars (both 2010), and the titular Tartarus (2019)
• Lydia West (Jill) voiced Vivien for The Sorcerer of Albion (2020), and Cahlo for Metamorphosis (2024)
• Nathaniel Curtis (Ash) voiced Dom McNeil/Zeta Hydan 1 for Visitants (2022), then appeared as Isaac Newton in Wild Blue Yonder
• Ashley McGuire (Lorraine) voiced the Sergeant for The Red House (2015)
• Michelle Greenidge (Rosa) was Carla in The Church on Ruby Road 
• Steve Toussaint (Alan) was Feekat in Ascension of the Cybermen
• Moya Brady (Millie) was Bridget Sinclair in Love & Monsters
• Caroline Berry (Dr. Gleaves) was a Dinner Lady in School Reunion
• Calvin A Dean (Clifford) was Chris in The Sarah Jane Adventures: The Gift, and Ha-Ha in Nightmare in Silver
• Natasha Williams (Bee) was a Pharmacist in Gridlock
• Jonny Green (Pascoe) voiced Cole for The War Master 7 (2022), and Tyler Steele for Beyond Bannerman Road (2023)
• Martyn Ellis (Grove) was Blakeman in The Sarah Jane Adventures: Revenge of the Slitheen, then voiced the Rotter and Delius for Into the Stars (2022)
• Barnaby Edwards and Nicholas Pegg were also Dalek operators on the revived run, following 30 Years in the TARDIS
• Curtis Rivers was also a stunt double on Utopia, The Sound of Drums and Torchwood
• prolific Big Finish actor Susan Brown (Mrs. Bowen) was Bridget Spears in Torchwood: Children of Earth, and voiced Midwife for 100 BC, Mary for Bedtime Story (both 2007), Alice Withers for The Eternal Summer, Maud for Castle of Fear, Mrs. Withers/Mrs. Sowerby for Plague of the Daleks (all 2009), Margaret for Deimos and The Resurrection of Mars, Eleanor Harvey for Return of the Krotons, Chief Engineer and Chanel for The Song of the Megaptera, Babs for Prison in Space (all 2010), and Kastrella for Death Match (2015)
• Ross Gurney Randall (Crane) was Reg in An Adventure in Space and Time, then Man in The Giggle
• Richard Clifford (St. Clement) voiced Novar for The Master's Dalek Plan, Pandak for Shockwave (both 2019), and Jessop for Mind of the Hodiac (2022)
• Delroy [Hugh] Atkinson (Ibisu) voiced Dav Christos/Therian Leader for Animal Instinct, Wadmore for The Avenues of Possibility (both 2019), Mike/Messingham/UNIT Soldier for Long Shot (2021), and Grayson for The Running Men (2024)
• Richard Cant (Marcus) was Malcolm Wainwright in Blink
• Matthew Earley (Director) was Man in The Bells of Saint John