An arrogant football player decides to have a fling. But when he gets rough with the girl, she tries to leave. They get into a scuffle that ends with her dead. He tries to cover it up. Barnaby is hired by the girl's husband to find out what happened. His team mate who knows about it, tries to tell him to come forward.
Barnaby investigates the death of an aging and alcoholic actor at the location of a movie shoot. While most believe he was the victim of a tragic accident Barnaby suspects a more sinister means is behind the actors demise.
Barnaby Jones and Frank Cannon continue to work together to unravel a deadly conspiracy to cover-up corporate wrong doing and several related murders. Meanwhile, Betty goes undercover to help them crack the case despite the dangers.
Barnaby looks into the alleged accidental death of an investigative reporter and soon discovers that it is a case of murder. He also believes that there may be another murder directly related to the case.
After a man's wife disappears on their wedding day the concerned husband asks Barnaby to look into what may have prompted her to run away. While investigating Barnaby discovers the bride has a dangerous past that has come back to haunt her.
An airline stewardess is an unsuspecting mule to smuggle heroin into the country for her boyfriend and his partner. After she discovers what's going on she is murdered for it. As a favor to her father Barnaby looks into the case.