THE SECRET WORLD OF GUIDE DOGS accompanies Martin Clunes (Doc Martin) after he adopts Laura, a retired black Labrador guide dog. This heartwarming program sheds light on the incredible bond between guide dogs and their owners, highlighting the vital role these dogs play in the lives of those with visual impairments. It also explores the history of guide dogs, from the first four trained in 1931 to the current process used at Britain's best-loved charity. Preparing each dog for this daunting role is a serious and challenging responsibility, and this film follows all the ups and downs along the way.