Guest Stars Fiona Dolman as Sarah Barnaby Tamzin Malleson as Dr. Kate Wilding Claudie Blakley as Claire Asher Clarke Peters as Frank Wainwright Therese Bradley as Heather Carver Sean Gilder as Danny Carver Daniel Brocklebank as Brian Grey Dean Andrews as Tom Asher Rosalind March as Liz Grey Rakie Ayola as Alice Winning Stephen Hagan as Jay Templeton Lucie Jones as Melody Carver Stuart St. Paul as Toby Winning Uncredited Shaun Lucas as Folk Festival Spectator