Ronny Cox and Marg Helgenberger were in an on-screen matchup.

On Screen Matchups

Ronny Cox and Marg Helgenberger were in Perfect Murder, Perfect Town: JonBenét and the City of Boulder(2000) together.

About

Ronny Cox is a 85 year old American Actor. Born Daniel Ronald Cox on 23rd July, 1938 in Cloudcroft, New Mexico, USA, he is famous for Law & Order: Special Victims Unit in a career that spans 1972-present. His zodiac sign is Cancer.

Marg Helgenberger is a 65 year old American Actress. Born Mary Margaret Helgenberger on 16th November, 1958 in Fremont, Nebraska, USA, she is famous for China Beach, CSI: Crime Scene Investigation, Speci in a career that spans 1977–present. Her zodiac sign is Scorpio.

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