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).

Filmography

• Nine Bodies in a Mexican Morgue — Zack Ellis
• 2025The Woman in Cabin 10 — Ben Morgan
• The Jetty — Casey
• 2022Daylight Rules — Frank
• 2022Italian Studies — Ade
• 2019Grace Under Pressure — The Burglar
• Nightflyers — Roy Eris
• Star Trek: Discovery — Cleveland 'Book' Booker
• 2017Support — Chris
• Beowulf: Return to the Shieldlands — Rate
• 2016Brotherhood — Detective Desmond 'BUDS' Lynch
• Falling Water — Burton
• 2016Kill Command — Drifter
• The Break — Xavier
• 2015Jupiter Ascending — Ibis
• Supergirl — Manchester Black
• Black Box — Will Van Renseller
• 2014Emulsion — Jeff
• 2014Starred Up — Tyrone
• 2013Breakthrough — Henry
• 2013Fast & Furious 6 — Ivory
• 2012Illegal Activity — Edward
• 2012Offender — Kelvin
• 2012Payback Season — Baron
• Black Mirror — Jeff Carter
• Death in Paradise — Louis Nelson
• 2011One Day — Floor Manager
• 2010National Theatre Live: Nation — Milo
• 2009Hamlet — Reynaldo / Dumbshow Poisoner
• Misfits — Private Investigator
• 2008Adulthood — Desmond
• 2008The Dark Knight — Bounty Hunter
• Doctor Who — Peter
• Law & Order: Special Victims Unit — Theo Walker
• Silent Witness — Mark Blakefield
• Law & Order — Theo Walker

Appearances as themselves (3)

• The D-Con Chamber — Self
• Star Trek Day — Self
• The Ready Room — Self