Richard Franklin, a British actor (born in 1936 and died on December 25, 2023), played the role of Sirro Argonne in the film Rogue One: A Star Wars Story.
Beyond his Star Wars role, Franklin achieved significant recognition for playing Capt. Mike Yates in Doctor Who in the early to mid-1970s, specifically during Jon Pertwee's time as the Doctor.
- Wikipedia has a page on Richard Franklin
- Richard Franklin at the Internet Movie Database