A movie serial in 12 Chapters: US naval officer Don Winslow is given command of Tangita Island, near Pearl Harbor, where a ring of saboteurs is trying to destroy ships carrying supplies to the troops stationed in the islands and sabotage the war effort under orders from an unknown leader.
When a barnstorming stunt pilot decides to join the air corps, his two goofball assistants decide to go with him. Since the two are Abbott & Costello, the air corps doesn't know what it's in for.
Peter and Delilah are a married couple running a roadside café in Nevada. Their stable partnership turns rocky, though, with the arrival of the sultry Sally, a waitress who catches Peter's wandering eye. Delilah strikes back by hiring Sally's boyfriend as a waiter. Sally is initially dismissive of...
An expedition sets out to darkest Africa to find the fabled City of the Dead, and must battle thick jungle, hostile natives, wild animals and a deadly epidemic.
A test pilot and his weather observer develop a "robot" control so airplanes can be flown without pilots, but enemy agents get wind of it and try to steal it or destroy it.