Perry Mason - Season 1 - Eps 38: The Case of the Terrified Typist
While a woman is searching the office of the South African Diamond Company, George Baxter enters to meet Walter Lumis and Duane Jefferson. He notices things in disarray and questions the woman. She makes an escape, enters Perry Mason's office, and pretends to be a typist sent by a temp agency. She leaves unannounced a short time later. Meanwhile Baxter calls for the police assuming a robbery has taken place. That evening the dead body of George Baxter is seen being thrown from a pier. Duane Jefferson is identified as the person who threw the body off the pier and is accused of the murder. However he refuses to identify the woman who could prove his innocence.
About Perry Mason

Title: Perry Mason
First Air Date: 1957-09-21
Last Air Date: 1966-05-22
Status: Ended
Rating: 7.7/10 (from 123 votes)
Language: EN
Seasons: 10
Total Episodes: 271
Network: CBS
Genres: Mystery, Drama, Crime
Production Companies: Paisano Productions, TCF Television Productions, CBS
Synopsis
The cases of master criminal defense attorney Perry Mason and his staff who handled the most difficult of cases in the aid of the innocent.
Cast

Raymond Burr
Perry Mason

Barbara Hale
Della Street

William Hopper
Paul Drake

William Talman
Hamilton Burger

Ray Collins
Lieutenant Tragg