Mason's client, big time gambler Dan Haynes, is accused of murder. Mason and his team must craft a defense at the same time as trying to win a custody fight concerning Dan's daughter Hildy.
Jerry Strand convinces Hank Carroll to switch identities with him. Hank finds a bundle of money in Strand's car, and goes after him. But Hank's car is a flaming wreck and the world thinks he is dead. He goes to Perry Mason for help.
The body of a millionaire shows up in Hong Kong after being missing for four years. Mason agrees to defend the man who admits to planning the deceased's murder but denies involvement in the death.
Perry refuses to press charges against college basketball star Randy Marlowe after the young man is arrested for breaking into the lawyer's car and stealing a radio. He winds up defending the 'Cagey Cager' in court on a murder charge, the victim being a duplicitous sports agent.
Perry Mason takes the case of a wife accused of killing her astrology "expert" husband. Complicating matters is the fact that Perry is also a witness for the prosecution.