A young man builds a hot rod despite the disapproval of his father, a Juvenile Court judge. Circumstantial evidence points to the innocent teenager when his car is involved in a hit-and-run accident and he must reconcile with his father.
James Kincaid controls the local water supply and plans to do away with the other ranchers. Government agent Sandy Saunders arrives undercover to investigate Kincaid's land swindle scheme, and win the heart of one of his victims, Fay Denton.
Storm is out to wreck Ace's stage line. When Tex arrives to help Ace, Storm brings in hired killer Mule Bates. But Tex and Bates know each other and the two devise a plan to fool Storm.
Four scientists and a newsman crash land on Mars and meet martians who act friendly.
A mother and daughter set out on a weekend river rafting retreat, only to encounter 3 escaped convicts along the way.
After three men are convicted of bank robberies, Charlie becomes suspicious. After some investigation Charlie finds the men are innocent and that the fingerprint evidence used to convict them had been forged. Charlie then proceeds to find the true bank robbers.
Charlie attempts to solve a triple murder in which a dead man's finger prints show up at all three murder sites, and all three victims were connected with the conviction and execution of an evidently innocent man.
In San Francisco's Chinatown, Charlie helps two different people search for their missing relatives and uncovers a murder for insurance scheme.
John Travers and Yak, his faithful Indian sidekick, pick up where a murdered sheriff leaves off, and try to nab the mysterious Shadow.
The Bowery Boys take on British crooks when one of them thinks he's inherited a title.
Someone is attempting to steal radium stored in a bank. Death by cobra venom connects a number of murders. Charlie Chan investigates.
A scientist keeps his wife young by killing, stealing the bodies of, and taking the gland fluid from virgin brides.
Chris Morrell, the guardian of half-Indian girl Nina, is helping her find her missing white father. so she can cash in on her late mother's oil lease. Outlaw Sam Black is after the girl and her father as well. Besides dealing with the Black gang, Morrell has to find another robber, Jim Moore, who switches clothes with him after he finds Chris unconscious from a fight with Sam Black. Along the way, he meets a lady who's the sister of Jim Moore, another bad hombre who's in cahoots with Jim Moore, and an old friend who takes in Nina and helps Chris locate Nina's father and fight off the various desperadoes
When a troupe of showgirls with their impresario and press agent vacation at a Malibu Beach resort, two of them are garroted. Charlie takes on the case assisted by Number Two Son Jimmy and faithful chauffeur Birmingham Brown.
Slip and Sach's boss, David J. Thurston, has allegedly committed suicide. Slip finds a book of matches with the name of a local nightclub on his boss' desk and finds out from Gabe that a gambling casino is being run out of it. Slip comes to the conclusion that the club had something to do with his boss' death and sets out to find his murderer. The boys get jobs at the club and Louie poses as a rich cattlemen as they gather the information to convict the murderers.
A scientist is turned into an ape man.
Sach just lost his job as an assistant to a private detective, but he wasn't paid. Slip goes with him down to the detective's office to demand payment, but finds the office empty. A woman enters the office and mistakes Slip for the detective and convinces him to take on a case to find her sister after offering a $50 retainer.
Police try to solve a murder on board an ocean liner.
To solve the murder of a man shot in a locked room, Chan must wade through a Fun House, the writings of an unscrupulous author, and chess pieces.
One of the Bowery Boys gains superhuman strength, and he cashes in by becoming a pro wrestler.
