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.

Set in 1932 Los Angeles, the series focuses on the origin story of famed defense lawyer Perry Mason. Living check-to-check as a low-rent private investigator, Mason is haunted by his wartime experiences in France and suffering the effects of a broken marriage. L.A. is booming while the rest of the country recovers from the Great Depression — but a kidnapping gone very wrong leads to Mason exposing a fractured city as he uncovers the truth of the crime.

When his former secretary is accused of a murder, Perry Mason gives up a judgeship to defend her.

Perry must defend the husband of an old flame from a murder charge.

Perry must defend the husband of an old flame from a murder charge.

Sleazy talk show host Ted Mayne writes a tell-all book, which enrages and embarrasses several very prominent women. One of them, actress Roxanne Shield, loses her composure during an interview and winds up making a televised death threat. Of course, when Ted is murdered, she is arrested. Witnesses claim they saw Roxanne outside his apartment that night and police later find the murder weapon in her car. Renowned defence attorney Perry Mason accepts the challenge of defending her in court.

Anthony Caruso, an old friend of Perry Mason, comes to Denver on the request of Dee Morrison. She's married to famed photographer David Morrison, who wants to shoot a photo featuring his former models. The tricky thing is that all of his former models are also his former wives. But Dee knows Anthony can convince them to do it which he does. And David shoots them. Later Dee catches David it what appears to be in an inappropriate situation with his assistant. They have an argument and she leaves. Later David is found dead and she's arrested and Anthony defends her. And he suspects it could have been one of the wives

A painter, believed to be dead, returns to make allegations that a gallery owner is selling counterfeits of his work. Later, the artist is murdered.

A young theatre director is accused of killing a more famous Broadway director. Perry takes his case.

A young theatre director is accused of killing a more famous Broadway director. Perry takes his case.