Home People Mark W. Clark Mark W. Clark movies Mark W. Clark movies Mark W. Clark Movies (3) No Substitute for Victory (1970) As Narrator (as Mark Clark). He was 73 years old I Was an American Spy (1951) As Himself / Authenticator in Prolog (as General Mark Clark). He was 54 years old San Pietro (1945) As Himself - Introduction. He was 49 years old
