"Widely acknowledged to be the leading lady of Scottish theatre", Milne was a constant presence on the stage, with her fifteen appearances at the Edinburgh Festival a record at the time of her death.
With the company Milne attended the first of her fifteen appearances at the Edinburgh Fringe in 1953, performing in the one woman play The Heart Is Highland.
[1] On the radio, Milne played the central character, Chris Guthrie, in Lewis Grassic Gibbon's Sunset Song and its sequel Cloud Howe.
[1] She also starred in the radio play One Traveller Returns, which was written by Moray McLaren, her future husband, who she would later frequently collaborate with.
[1] Milne spent her final years living in Haddington, where she worked with the Lamp of Lothian Collegiate Trust until her death in 1980.