Caimh McDonnell is a writer born in Limerick and raised in Dublin. After a career of many years in stand-up comedy, McDonnell became a full-time writer. He has written twenty novels while his TV writing credits include Have I Got News for You, Mock the Week, A League of Their Own, The Sarah Millican Television Programme and the BAFTA nominated-children's CBBC animated series Pet Squad which he created.

His Stranger Times series, which melds urban fantasy, paranormal and humour with crime, is written under the pen name of C.K McDonnell.