Guest Stars Louise Brealey as Cass Penny Downie as Ellen Jessica Gunning as Jan Geoffrey McGivern as Uncle Geoff Olivia Poulet as Alison Oliver Maltman as Mike John Macmillan as Julian Penny Ryder as Wendy Clive Francis as Phil Dan Mersh as Tom Julian Kostov as Luca Anna Leong Brophy as Bryony Tsion Habte as Sally Steven Meo as Ollie Bright Asmara Gabrielle as Avril Bright