<Li> Nicola Walker as DCI Cassie Stuart </Li> <Li> Sanjeev Bhaskar as DI Sunil "Sunny" Khan </Li> <Li> Peter Egan as Martin Hughes </Li> <Ul> <Li> Bernard Hill as Father Robert Greaves </Li> <Li> Tom Courtenay as Eric Slater </Li> <Li> Trevor Eve as Sir Phillip Cross </Li> <Li> Ruth Sheen as Lizzie Wilton </Li> <Li> Gemma Jones as Claire Slater </Li> <Li> Frances Tomelty as Maureen Sullivan </Li> <Li> Cherie Lunghi as Shirley Cross </Li> <Li> Hannah Gordon as Grace Greaves </Li> <Li> Brian Bovell as Ray Wilton </Li> <Li> Claire Goose as Ellie Greaves </Li> <Li> Tamzin Malleson as Caroline Greaves </Li> <Li> Zoe Telford as Bella Cross </Li> <Li> Tom Austen as Josh Cross </Li> <Li> Dominic Power as Les Slater </Li> <Li> Adam Astill as Matt Slater </Li> <Li> Jonathan Harden as Sean Rawlins </Li> <Li> Tessa Peake - Jones as Sheila </Li> <Li> Harley Alexander - Sule as Jimmy Sullivan </Li> <Li> David Troughton as Father Geoff </Li> <Li> John Salthouse as ex-DCI Kendrick </Li> <Li> Pippa Nixon as DC Karen Willetts </Li> <Li> Lewis Reeves as DC Jake Collier </Li> <Li> Jordan Long as DS Murray Boulting </Li> <Li> Dannie Pye as Vincent Erskine </Li> </Ul>

Who plays nicola walker's father in unforgotten