When Dr. Indiana Jones – the tweed-suited professor who just happens to be a celebrated archaeologist – is hired by the government to locate the legendary Ark of the Covenant, he finds himself up against the entire Nazi regime.
Set during the Cold War, the Soviets—led by sword-wielding Irina Spalko—are in search of a crystal skull which has supernatural powers related to a mystical Lost City of Gold.
Former sheriff Ben Stride, haunted by the loss of his wife in a Wells Fargo robbery, hunts for the seven men responsible for her death – along the way, encountering a couple heading west for California, and an outlaw he once arrested.
When a Russian doctor (Patrizia Gori) falls foul of the Nazis, she finds herself imprisoned at Fort Stilberg, a luxury brothel for German top brass where the women are overseen by sadistic SS officer Helga Hortz (Jacqueline Laurent).
A bizarre mechanic tells a traveler the story of a bank employee, Peppino Biancaneve, who with the help of a disc is trying to put together the words he would like to use to ask for the hand of the daughter of the jeweler Carlo Casertoni, but while he mulls over the sentences he should pronounce to his future father-in-law he comes across a strange individual who could be a bringer of bad luck: a jettatore.
Newspaper reporter Nat Hearn returns home after serving in the Royal Air Force during World War II. When one of the paper's owners dies, the man's partner and son offers Nat a position as editor in return for his financial backing.
Riders of the Dusk is another of Monogram's formula Whip Wilson westerns. Since the studio couldn't build an entire film around Wilson's bullwhip prowess, a plot was called for.
Jack Garrett interrupts a stagecoach holdup where he meets Fuzzy (The town's stagecoach driver, station agent, baggage agent, and sheriff) and banker Jim Thorn.