Career: Brealey first appeared on TV as student nurse Roxanne Bird in Casualty. She stayed with the series from 2002 until 2004. Next, she played Judy Smallweed in Bleakhouse before turning to comedy as Anorak in Mayo. Since then, she has appeared in an episode of Law & Order: UK, played Dr Amelia Frayn in Ripper Street, Molly Hooper in Sherlock and Jude McDermid in Clique. Brealey has also appeared in a number of theatre productions across the UK, acted in radio plays and read part of the audiobook edition of Girl on the Train. Away from acting, she has written for a number of magazines, including Empire and Total Film. She also produced, co-wrote and co-starred in children's comedy drama The Charles Dickens Show. The National Youth Theatre performed her first play, Pope Joan, in 2013.

Career: Cusack went on to make guest appearances in a number of TV shows, including Boon, Maigret, The Bill, Playing the Field, The Inspector Lynley Mysteries, and Dalziel and Pascoe. She has had recurring roles in Casualty, Coronation Street, Pete Versus Life and Father Brown. She also starred in the TV movie Lost Christmas. Her film credits include Angel (1982), Snatch (2000), and Mrs Brown's Boys D'Movie.