In 1921, British Lord Athleigh arrives in Dublin with his daughter, Helen, to engage in peace talks. As wanted Irish rebel leader Dennis Riordan is not recognized in public, he is able to move about freely and saves the Athleighs from an assassination attempt by a radical faction. Dennis and Helen meet again and, unaware of his position, Helen falls in love with him. Later when Dennis admits his identity, Helen must make a fateful decision.

Merle Oberon
as Helen Drummond

Brian Aherne
as Dennis Riordan

Karen Morley
as Cathleen O'Brien

Henry Stephenson
as Lord Athleigh

David Niven
as Captain Gerald Preston

Jerome Cowan
as Tim O'Rourke

Donald Crisp
as Liam Burke

Ronald Sinclair
as Jerry O'Brien

Granville Bates
as Ryan

P.J. Kelly
as Rooney
CinemaSerf
"Lady Helen" (Merle Oberon) arrives in Dublin with her father "Lord Athleigh" (Henry Stephenson) who is charged with trying to bring peace to the increasingly unruly city. The night they arrive, an ambush is thwarted and that serves to introduce her to the dapper stranger "Dennis" (Brian Aherne) who...