David Ajala (born 21 May 1986) is a British actor. He is known for his roles as Manchester Black in Supergirl (2018–2019), Captain Roy Eris in Nightflyers (2018), and Cleveland "Book" Booker in Star Trek: Discovery (2020–present).
A young man Luke is trained by an old Jedi master Ben Kenobi in order to save the Princess of the planet Alderaan. They team up with two scoundrels, two take out the evil empire led by Darth Vader.