Catherine Steadman


Catherine takes on the role of Romaine in Witness for the Prosecution. She is most well-known from her role as Mabel Lane Fox in ITV’s Downton Abbey. She was nominated for the Best Supporting Actress at the Olivier Awards for her role in Oppenheimer (Royal Shakespeare Company/ West End).  Further theatre work includes She Stoops to Conquer (Theatre Royal Bath), That Face (West End), Numbers (Royal Court), Babooshka (Pleasance) and The Glory of Living (BAC). More widely her TV credits include Bucket, Fearless, Midsomer Murders, Tutankhamun, Trying Again, Fresh Meat, Breathless, Quirke, Lewis, Plastic Gangsters, An Old Fashioned Christmas, Law & Order, Missing, The Tudors, The Inbetweeners, Doctors, Holby City, Mansfield Park and The Bill. Film work includes Astral, About Time, Lena, Cold Water, Salmon Fishing in the Yemen, Dust and Princess Kaiulani.