In July 1962, an infant was discovered in a Palmerston North phone box. Fifty-seven years later Keith Mitchell, a truck driver, pastor, father and grandfather and the famous "baby in the phone box" is the first subject in David Lomas Investigates. Mitchell's decades long search for his parents and identity sees Lomas turn to DNA technology. Soon concrete leads are found. Lomas discovers surprise twists and turns in Mitchell's birth story, including complex and moving ethical dilemmas. This was the third series about locating missing family members from journalist, producer and presenter David Lomas.