Steve Pemberton is the son of Marion Klakowicz and Kenny Pemberton. There is no information about them on the internet.

He is best known as a member of the League of Gentlemen with Reece Shearsmith, Mark Gatiss, and Jeremy Dyson. Pemberton and Shearsmith also co-wrote and starred in the black comedy Psychoville and the anthology series Inside No.9.

Pemberton is best known for being a member of the sketch comedy team, The League of Gentlemen. From 2007 to 2015, Pemberton appeared as Mike Garvey in Benidorm. He appeared in 43 episodes.

In October 2021, Pemberton was nominated for Best Outstanding Comedy Actor at the inaugural National Comedy Awards for Stand Up to Cancer for his appearances in series 6 of Inside No.9.

Pemberton has written for Variety and was the assistant editor of the International Film Guide from 1991 to 1998.