Louis was born in Wolverhampton on 28 May 1896, the son of William and Laura Caddick. They were living at 2 Graisley Hill in 1901. By 1911, they were living at 63 Graisley Row, Wolverhampton, along with Louis’ siblings Violet Dorothy, Laura Magdalen, Lillian Isabel, Will and Harry. By this date, Louis was a butcher’s errand boy.
Louis enlisted first with the Royal Army Medical Corps (number 2550) and later with the Northumberland Fusiliers (number 55690). He first served in France from 16 July 1915. Louis survived the war and is mentioned on the Penn Road War memorial as one of the local men who served.
Louis married Martha Freda Anderson on 6 October 1919 in Wolverhampton. They had four children – Roy Louis, Peggy Arline, Kenneth William and Karl Raymond – between 1921 and 1926. The family emigrated first to Canada (arriving December 1920, and later to America, arriving in Noyes, Minnesota on 25 February 1922. Louis later worked for Wallace Barnes Co, Bristol, Connecticut. He became naturalised on 8 February 1939. In 1942, he registered for the draft in World War Two, by which date his address was 119 Henderson Street, Hartford, Connecticut. Louis died in Connecticut in 1978.