To år senere blev Rankin castet som den elskelige kaptajn Thomas Gillan, sammen med [[Kevin Doyle (actor)|Kevin Doyle]] og [[Oona Chaplin]], i 2. verdenskrigsmini-serien ''[[The Crimson Field]]'' .<ref>{{Cite news|url=https://www.radiotimes.com/news/2014-04-20/the-crimson-fields-richard-rankin-on-thomas-and-kittys-romance-and-hopes-for-a-second-series/|title=The Crimson Field's Richard Rankin on Thomas and Kitty's romance and hopes for a second series|work=Radio Times|access-date=2018-07-25|language=en|archive-date=26. juli 2018|archive-url=https://web.archive.org/web/20180726071835/https://www.radiotimes.com/news/2014-04-20/the-crimson-fields-richard-rankin-on-thomas-and-kittys-romance-and-hopes-for-a-second-series/|url-status=dead}}</ref><ref>{{cite web|url=http://www.manchester.ac.uk/discover/news/professor-helps-recreate-1915-field-hospital-for-bbc-drama-the-crimson-field/|title=Professor helps recreate 1915 field hospital for BBC drama The Crimson Field|publisher=Manchester University}}</ref> Serien blev sendt på [[BBC One]] i april 2014, men kørte kun den ene sæson.<ref>{{cite web|url=http://www.bbc.co.uk/programmes/p01tlxzb|title=The Crimson Field - BBC One|publisher=}}</ref> Han tilsluttede sig efterfølgende castet på BBC Ones krimidramaserie ''[[Silent Witness]]'' i januar 2015, som Detective Inspector Luke Nelson i sæson ottes todelte historie, "Falling Angels".<ref>{{Cite web|url=https://www.radiotimes.com/tv-programme/e/ddg8sk/silent-witness--s18-e3-falling-angels---part-one/|title=Silent Witness - S18 - Episode 3: Falling Angels - Part One|website=Radio Times|language=en|access-date=2018-07-25|archive-date=26. juli 2018|archive-url=https://web.archive.org/web/20180726071854/https://www.radiotimes.com/tv-programme/e/ddg8sk/silent-witness--s18-e3-falling-angels---part-one/|url-status=dead}}</ref> Afsnittet omhandlede en række mord i Londons undergrund, hvor efterforskningen bringer mystiske barndomsminder om hans fars mord op.<ref>{{Cite web|url=https://www.radiotimes.com/tv-programme/e/ddjb7s/silent-witness--s18-e4-falling-angels---part-two/|title=Silent Witness - S18 - Episode 4: Falling Angels - Part Two|website=Radio Times|language=en|access-date=2019-01-07|archive-date=13. april 2019|archive-url=https://web.archive.org/web/20190413235150/https://www.radiotimes.com/tv-programme/e/ddjb7s/silent-witness--s18-e4-falling-angels---part-two/|url-status=dead}}</ref> Rankin fortsatte herfra med at gæsteoptræde i to afsnit af [[NBC]]'s konspirations-thriller ''[[American Odyssey]]'' som virksomhedens lejemand Haney, serien blev dog afsluttet efter sæson et.<ref>{{Cite web|url=http://www.tv.com/shows/american-odyssey/cast/|title=American Odyssey|last=TV.com|website=TV.com|access-date=2018-07-25|archive-date=19. februar 2020|archive-url=https://web.archive.org/web/20200219062450/http://www.tv.com/shows/american-odyssey/cast/|url-status=dead}}</ref><ref>{{Cite news|url=https://variety.com/2015/tv/news/american-odyssey-cancelled-nbc-season-2-1201524230/|title=NBC Cancels ‘American Odyssey’ After One Season|last=Wagmeister|first=Elizabeth|date=2015-07-01|work=Variety|access-date=2018-07-25|language=en-US}}</ref>
Levende_personer Kunst