Mary Rafferty comes from a poor family of steel mill workers in 19th Century Pittsburgh. Her family objects when she goes to work as a maid for the wealthy Scott family which controls the mill. Mary catches the attention of handsome scion Paul Scott, but their romance is complicated by Paul's engagement to someone else and a bitter strike among the mill workers.
Greer Garson
as Mary Rafferty
Gregory Peck
as Paul Scott
Donald Crisp
as William Scott
Lionel Barrymore
as Pat Rafferty
Preston Foster
as Jim Brennan
Marsha Hunt
as Constance Scott
Gladys Cooper
as Clarissa Scott
Reginald Owen
as McCready
Dan Duryea
as William Scott Jr.
Jessica Tandy
as Louise Kane
Barbara Everest
as Delia
Marshall Thompson
as Ted Scott