David Ajala

Acting · b. 1986 · Hackney, London, England, UK

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).

Known for

7.0

Star Trek: Discovery

2017 · Series · Cleveland 'Book' Booker

6.2

The Woman in Cabin 10

2025 · Ben Morgan

7.3

Law & Order

1990 · Series · Theo Walker

5.7

Kill Command

2016 · Drifter

7.1

Starred Up

2014 · Tyrone

5.7

Nightflyers

2018 · Series · Roy Eris

6.4

Falling Water

2016 · Series · Burton

8.3

Black Mirror

2011 · Series · Jeff Carter

7.3

Supergirl

2015 · Series · Manchester Black

8.0

Law & Order: Special Victims Unit

1999 · Series · Theo Walker

7.6

Doctor Who

2005 · Series · Peter

7.6

Misfits

2009 · Series · Private Investigator

All acting credits34

6.2

The Woman in Cabin 10

2025 · Ben Morgan

6.4

Nine Bodies in a Mexican Morgue

2025 · Series · Zack Ellis

6.6

The Jetty

2024 · Series · Casey

5.3

Italian Studies

2022 · Ade

7.0

Daylight Rules

2022 · Frank

7.0

Grace Under Pressure

2019 · The Burglar

5.7

Nightflyers

2018 · Series · Roy Eris

7.0

Star Trek: Discovery

2017 · Series · Cleveland 'Book' Booker

Support

2017 · Chris

5.4

Beowulf: Return to the Shieldlands

2016 · Series · Rate

6.4

Falling Water

2016 · Series · Burton

5.7

Kill Command

2016 · Drifter

6.0

Brotherhood

2016 · Detective Desmond 'BUDS' Lynch

7.3

Supergirl

2015 · Series · Manchester Black

5.5

Jupiter Ascending

2015 · Ibis

6.4

Black Box

2014 · Series · Will Van Renseller

7.1

Starred Up

2014 · Tyrone

5.4

Emulsion

2014 · Jeff