Portrait of Frederick Marks

Frederick Marks

Born: Unknown birthdate.
Frederick Marks is ?
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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages
Poster of The Professionals
The Professionals
Frederick Marks was ? in The Professionals as 'Knowles'.
TV Show Released: First Air Date
Fri, Dec 30 1977
Poster of The Sweeney
The Sweeney
Frederick Marks was ? in The Sweeney as 'Detective'.
TV Show Released: First Air Date
Thu, Jan 02 1975