The Suspicions of Mr. Whicher: Cast Rate: –☹️ Very Bad🙁 Bad😐 Average🙂 Good😃 Excellent🤩 Super! ★ Save Rating✔ Rating Saved! Notify me: –about new episodeabout new seasonabout end of season Subscribe✔ Subscription Saved! The Suspicions of Mr. Whicher Drama, History, Crime 4/25/11 – 9/14/14 United Kingdom GeneralEpisodesTranslationsCastCharactersGallery Cast See full cast → Paddy Considine as Detective Whicher Tim Pigott-Smith as Commissioner Mayne Peter Capaldi as Samuel Kent Tom Georgeson as Superintendent Foley Alexandra Roach as Constance Kent Donald Sumpter as Peter Edlin QC Emma Fielding as Mary Kent Kate O'Flynn as Elizabeth Gough Olivia Colman as Susan Spencer Shaun Dingwall as Inspector George Lock Mark Bazeley as Thomas Gann Sean Baker as Joshua Gann Justin Edwards as Reverend Marlow Alistair Petrie as Dr. Casement William Postlethwaite as Stephen Gann Nancy Carroll as Mrs Piper Kate Fahy as Georgina Shore Laura Morgan as Katherine Shore Nicholas Jones as Sir Edward Shore Ellora Torchia as Miss Khan / Zeenat Jabour Helen Bradbury as Lady Jane Coverly Joanna Horton as Mrs Ruth Hallows James Northcote as Linus Finch Luke Thompson as Joshua Hallows