Chukwudi Iwuji
From Tardis Wiki, the free Doctor Who reference
Chukwudi Iwuji (Born 1975), usually shortened to Chuk Iwuji or Chuck Iwuji, is a Nigerian-born actor active in the United Kingdom. He portrayed Joshua Sembeke in the audio drama A Thousand Tiny Wings and later played Carl Peterson in the Doctor Who story The Impossible Astronaut.