Carroll Baker plays a dual role as translator Julie Harrison and her twin sister Mary. The serpentine plot begins as Julie tells her lawyer Dave Barton that Mary's life is being threatened in London while Julie herself is being stalked by a mysterious stranger in Amsterdam.
Julie Harrison / Mary Harrison
Tony Shane
Dave Barton
Margaret
Steve Hunter
James Marlowe
Hank
Inspector Rinker
Acting
Acting
Julie Harrison / Mary Harrison
Tony Shane
Dave Barton
Margaret
Steve Hunter
James Marlowe
Hank
Inspector Rinker
Acting
Acting