David Tennant Tony Baddingham Actor Oliver Chris James Vereker Actor Katherine Parkinson Lizzie Vereker Actor Alex Hassell Rupert Campbell-Black Actor Victoria Smurfit Maud O'Hara Actor Luke Pasqualino Basil `Bas' Baddingham Actor Danny Dyer Freddie Jones Actor Lisa McGrillis Valerie Jones Actor Nafessa Williams Cameron Cook Actor Aidan Turner Declan O'Hara Actor Guy Siner Bishop Brenton Actor Claire Rushbrook Lady Monica Baddingham Actor Nick Pritchard Dom Maitland, Jazz Singer Actor Lara Peake Daysee Butler Actor Brendan Patricks Henry Hampshire Actor Andy M. Milligan New Year Guest Actor Bella Maclean Taggie O'Hara Actor Louis Landau Archie Baddingham Actor Gilbert Kyem Jnr Wesley Emerson Actor Rich Keeble Brian Hetherington Actor Rufus Jones Paul Stratton Actor Bryony Hannah Deirdre Kilpatrick Actor Katie Eldred Amanda Actor Catriona Chandler Caitlin O'Hara Actor Milo Callaghan Seb Burrows Actor Ryan Lennon Baker Wayne Jones Actor Emily Atack Sarah Stratton Actor Wendy Albiston Mrs Makepiece Actor Dominic Treadwell-Collins Executive Producer, Writer Alexander Lamb Executive Producer Laura Wade Writer