Reginald Sheffield

Reginald Sheffield was born Matthew Reginald Sheffield Cassan in the St. George's, Hanover Square district of London, to Matthew Sheffield Cassan and Alice Mary Field. He had a brother, Edward Sheffield Cassan, and a sister, Flora Kathleen Sheffield Cassan, who became an actress known as Flora Sheffield.

His father was born in Ireland and his mother in England. They were married in London in 1892. Matthew died when Reginald was nine. In 1913 Reginald (billed as Eric Desmond) appeared in David Copperfield. In 1914, Alice Sheffield and her children emigrated to the United States, where they lived in Queens, New York. Reginald acted on the stage and in films. While his sister Flora was an actress, brother Edward worked as an accountant in a bank and later became a theatrical agent.

Sheffield's Broadway performances credited as Reggie Sheffield include Evidence (1914), in which his mother also appeared, The Merry Wives of Windsor (1916), If (1917), The Betrothal (1918), and Helena's Boys (1924). His performances credited as Reginald Sheffield include Youth (1920), The Way Things Happen (1924), Hay Fever (1925), Slaves All (1926), Soldiers and Women (1929), and Dear Old England (1930).