Two industrialists disappear from an airplane while the plane is in the air. Also missing is $100,000. The Falcon investigates and discovers a plot against the government.

The Falcon is called to a young woman’s school to investigate a murder. When he arrives, another victim is discovered.

A celebrated New York cabbie is pressed into service for a perilous journey through World War II China.

A newlywed tries to deal with her troubled stepchild.

A high priest of Karnak travels to America with the living mummy Kharis (Lon Chaney Jr.) to kill all those who had desecrated the tomb of the Egyptian princess Ananka…

Van Heflin stars as the head of a city crime lab who tries to solve the murder of the town mayor by scientifically analyzing evidence.

A gentlemanly detective known as The Falcon calls on his brother to help him stop the Nazis from assassinating a key diplomat.

An escaped circus lion provides the impetus for the meeting of carnival owner Nick Coster and Matt Varney, a small-town man who suddenly becomes a lion tamer when he manages…

A teenage horse trainer fears she’ll lose her beloved horses when the stables where she works is sold.

Newspaper reporter Michael Ward plunges into a nightmare of guilt, fearing that his “evidence” has sentenced the wrong man to death.

A maker of illusions for magicians protects an ingenue likely to be murdered.

Wanting a break from his overzealous fans, a famous movie star hires a Hawaiian plantation owner to switch places with him for a few weeks.

Joel & Garda Sloan, a husband and wife detective team, who also sell rare books in New York, take a vacation to Seaside City. At Seaside, Joel’s pal, Mike Stevens…