S06E08: The Case of the Stand-In Sister

Two brothers at separate times have claimed the same young girl as their daughter. One brother owns a fleet of tuna boats; the other is a mobster. Then banker Franz Moray reveals that $100,000 due to the girl via a trust fund has been mishandled. When Moray is found murdered Perry steps in and discovers an old family secret.

Raymond Burr
Raymond Burr
Perry Mason
Barbara Hale
Barbara Hale
Della Street
William Hopper
William Hopper
Paul Drake
William Talman
William Talman
Hamilton Burger
Ray Collins
Ray Collins
Lieutenant Tragg