People United States of America Marshall Cassidy peoplepill id: marshall-cassidyMC 3 views today 14 views this weekAmerican horse race announcerMarshall CassidyBiographyListsAlso ViewedListsMarshall Cassidy is in following listsBy work and/or countryNotable American AnnouncersGender:Male, Born in:Years 1930 to 1969From our partnersSponsoredMarshall Cassidy