
Defense attorney Perry Mason defends dozens of falsely accused people over the course of this long-running courtroom drama, and he manages to clear each and every one of them, usually by drawing out the real criminal on the witness stand. He is capably assisted by investigator Paul Drake and secretary Della Street, and is a continual thorn in the side of District Attorney Hamilton Burger.

A gorilla appears to have killed an eccentric amateur anthropologist; guest Victor Buono.

A woman, hired at $100 a day to impersonate a private detective's client, and her aunt become involved in murder.

A man involved in shipping arms to the Far East winds up dead; guests James Shigeta, Bobby Troup.

Both a blackmailing private eye and his accomplice are murdered.