Guest Stars David Wilmot as Sgt. Donald Atherton Anna Burnett as Mathilda Reid Leanne Best as Jane Cobden Josh O'Connor as PC Bobby Grace Richard Goulding as Edgar Morton Anton Giltrap as Arthur Naomi Battrick as Lily Timpson Sam Gittins as Teddy Shipman Tim Faraday as Snelling Martin White as Grimes Steve Wilson as Bartleby Billy Cook as Walter Shipman Phelim Drew as Serenader