Biographie

National Service in Scotland with the RAF in air traffic control (1949-51). While there, he learned the art of fencing and later taught in schools around Leeds, West Yorkshire, England, as well as directing fights on stage in Perth, Scotland, and at the Theatre Royal, in York, North Yorkshire, England. He also coached actors Robert Hardy and Tom Courtenay. Mosley later became a founder member of the Society of British Fight Directors.

His character in the British television soap opera Coronation Street (1960), Alf Roberts, was Mayor of the series' fictional setting, Weatherfield and in a 1995 storyline, Alf was appointed OBE by the Queen for his public service. It is often stated incorrectly by many sources that Mosley himself was appointed OBE. He never was.

First acted on stage at the Byre Theatre in St. Andrews, Scotland.

Awarded an honorary degree from Bradford University.

Grew up in a working-class district in Leeds, West Yorkshire, England.