Who's Who in We're Doomed - The Dad's Army Story A host of notable actors and comedians bring the Dad's Army cast and crew to life. of 8 Do you think that's wise, Sir? L-R John Sessions as Arthur Lowe (Captain Mainwaring) and Julian Sands as John Le Mesurier (Sergeant Wilson). Don't panic! L-R Kevin Bishop as James Beck (Private Walker), Ralph Riach as John Laurie (Private Frazer), Kieran Hodgson as Ian Lavender (Private Pike) and Mark Heap as Clive Dunn (Lance Corporal Jones). We're doomed. Doomed! L-R Michael Cochrane as Arnold Ridley (Private Godfrey) and Ralph Riach as John Laurie (Private Frazer). Put that light out! Shane Richie as Bill Pertwee (Air Raid Precautions Chief Warden Hodges). Who Do You Think You Are Kidding, Mr Hitler? Roy Hudd as entertainer and comedian Bud Flanagan who sang the show's theme tune. The write stuff The creative partnership behind Dad's Army, Richard Dormer as David Croft and Paul Ritter as Jimmy Perry. The BBC suits L-R Keith Allen as Paul Fox (Head Of BBC1) and Stuart McQuarrie as Tom Sloan (Head of Light Entertainment). Behind every great man... Sally Phillips as theatrical agent Ann Croft, née Callender, David Croft's wife. Slideshow Pause Show Images Hide Images Tweet