Guest Stars Caroline Goodall as Joanna Liddy Kevin Whately as Nigel Liddy Denise Van Outen as Debra Squires Seeta Indrani as Kate John Thomson as Alan Squires Stewart Wright as Steve Jon Cartwright as Glen Scott Chisholm as Craig Squires Kammy Darweish as David Mirren Delaney as Sue James Lyden as Dean Squires