On Broadway, Beaumont played Lady Emily Lyons in The Bishop Misbehaves (1935) and Mrs. Barwick in Berkeley Square (1929).

[2] A 1932 revival of Berkeley Square, featuring Beaumont, Miriam Seegar, George Baxter and Henry Mowbray, was staged in San Francisco by Arthur Greville Collins.

[3] During the 1914–15 season Beaumont was in My Lady's Dress at the Playhouse in New York.

Some of her films are The Greater Glory (1926), with Conway Tearle, The Man Without A Country (1925), with Pauline Starke, Torrent (1926), with Ricardo Cortez, The Beloved Rogue, with John Barrymore, Resurrection (1927), with Dolores del Río, The Crowd (1928), with Eleanor Boardman and Maid of Salem (1937), her final motion picture, with Claudette Colbert.

Her final professional appearance was in April 1937 on the Robert L. Ripley radio programme.