He received the Scope Millennium Award to develop the play which was performed at Contact Theatre in Manchester where Keeley worked as a wheeling usher.
Keeley conceived a protagonist and several other characters with disabilities in the series, I'm with Stupid, which won an RTS Northwest Award for Best New Comedy in 2005.
After The Strange Case of Albert Mitchell (2013), Keeley went on to write a sequel for The London Road Mysteries which released in 2014, The Heaton Park Murder.
He worked on a project, Let Me Play the Lion Too, an improvisational experiment tackling the lack of diversity on stage, which was performed at the Barbican Theatre in London.
[6] In 2024, Keeley began a UK theatrical run of a play, That Love Thing, compiled from his own archive of poems and writing spanning decades, to create an autobiographical show.