Gladwin was born at 44 Tatton Street in the
Ordsall district of
Salford,
Lancashire, the son of Joseph and Elizabeth (née Dooley). His father was a coal dealer. Gladwin was baptised on 28 January 1906 at
Mount Carmel Roman Catholic Church, Ordsall, and educated at the parish school. He married Lily Anne Wynne on 30 December 1933 at Mount Carmel Church. Gladwin was appointed a Papal Knight (of the
Order of St. Gregory the Great) for his charity work. Before his professional career took off, Gladwin performed with The Decoys during World War II, a concert party based in
Chorlton-cum-Hardy, Manchester. This concert party (ENSA) entertained the troops in hospitals and elsewhere. At the time, Gladwin was a driver for a company delivering medicines to chemists (from an interview with Joyce Bishop, 3 November 2018, daughter of one of the members of The Vocals). Gladwin served as northern representative of the
Catholic Stage Guild. Gladwin had a lifelong
rhotacism. ==Career==