Perry Mason - Season 3 Episode 2
The Case of the Watery Witness

Lorna Thomas is a has-been actress who once gave up her baby fof adoption and lived to regret it. George Clark discovers that his wife might be Lornas long-lost daughter and begins to see dollar signs. The Clarks go to Perry for advice but learn that since Lorna gave up her daughter for adoption she cannot inherit any of her mothers estate. George is devastated over the loss of potential income but hes also under arrest when Lorna is found murdered.