[citation needed] In March 1952, her husband returned to Canada, while she stayed in London, to honour her five-year contract with a British film company.

[8] In 1954, she was signed by Columbia Pictures and relocated to Hollywood, where her first appearance proper that year was with Mickey Rooney in Drive a Crooked Road.

[9] In 1955, Foster appeared on the cover of Picturegoer and co-starred in two films, Glenn Ford's The Violent Men and Burt Lancaster's The Kentuckian.

In 1957, she co-starred in the biopic Monkey on My Back about boxer Barney Ross, Night Passage with James Stewart, and The Brothers Rico with Richard Conte.

[12] In 1958, she starred with Alan Ladd in The Deep Six, and that same year, she appeared alongside Jack Hawkins in Gideon of Scotland Yard before her last really big picture, The Last Hurrah.

[1] It featured an all-star cast that included Spencer Tracy, Pat O'Brien, and Basil Rathbone, and was nominated for a BAFTA award.

[16] Foster also appeared in 1960 in three other NBC Westerns, Bonanza (as Joyce Edwards in "The Mill"), Wagon Train (as Leslie Ivers in "Trial for Murder: Part 2"), and Riverboat (as Marian Templeton in "Path of the Eagle").