A film projectionist longs to be a detective, and puts his meagre skills to work when he is framed by a rival for stealing his girlfriend's father's pocketwatch.

Aspiring filmmakers Mel Funn, Marty Eggs and Dom Bell go to a financially troubled studio with an idea for a silent movie. In an effort to make the movie more marketable, they attempt to recruit a number of big name stars to appear, while the studio's creditors attempt to thwart them.

Ring of Fire is about the immense natural force of the great circle of volcanoes and seismic activity that rings the Pacific Ocean and the varied people and cultures who coexist with them. Spectacular volcanic eruptions are featured, including Mount St. Helens, Navidad in Chile, Sakurajima in Japan, and Mount Merapi in Indonesia.

When a store clerk organizes a contest to climb the outside of a tall building, circumstances force him to make the perilous climb himself.

Both Jack Sander and Bob Corby are boxers in love with Mabel. Jack and Mabel wed, but their marriage is flat. The young wife looks to Bob for comfort.