Guest Stars Roger Allam as Group Captain Alastair Graeme Anton Lesser as Austin Carmichael Louise Breckon-Richards as Jane Holdsworth Anthony Calf as Wing Commander Martin Keller Hugh Lloyd as Frank Watson Jane Booker as Elizabeth Graeme Jamie Parker as Bruce Leighton-Morris Eileen Davies as Enid Smith Adam Kotz as Henderson Stephen Moore as Iain Stewart Bill Thomas as Willis Tom Bowles as Graham Davies Ifan Huw Dafydd as Creavey Geoffrey Hutchings as Harold Smith Naomi Frederick as Anne Roberts