Death stalked Garou's Landing, in the Canadian frozen north, but who was the killer who murdered two men and left them huddled in the snow. Sergeant Renfrew (James Newill, of the Royal Canadian Mounted Police, accompanied by his dog, Silver King (Silver King the Dog), and Kay Larkin (Terry Walker) the daughter of the man, Andrew Larkin (Robert Frazer) accused of the crime, sets out to solve the crime and bring the real killer to justice.

A railroad employee finds out the identity of "The Wrecker", a criminal who is deliberately causing trains to crash. However, before he can disclose the crook's name, he is shot and killed. A passenger aboard the train volunteers to go after the killer and bring "The Wrecker" to justice.

Sam Purdy receives a summons to testify before a grand jury, and not realizing that the matter concerns sheep-stealing he assumes it to concern the murder of his brother, Will.

Helene Blair is the wife of a prominent businessman who neglects to give her much attention. He is thoroughly engrossed in business affairs. A day comes when she meets Duke Tremaine, clubman, man-about-town, and social parasite. And taking advantage of her husband's absence he attempts to assert his personality upon her impressionable heart. The result is society starts to gossip with the husband the last to learn of the affair. He loses faith in his wife for a time, but she shows herself eventually as completely misunderstood. After a brief separation Blair learns that Helene is above reproach. So a reconciliation takes place, but not until the trespasser is punished.

Jeffrey Dwyer is a writer and a poet who wrestles with the conflicts between his idealism and his passion. The two sides of his nature are personified in the women he loves: the sweetly innocent Joan Converse, and the sexy, charismatic Inez Martin.

Laura Nesbit, daughter of old Dr. Nesbit and belle of the younger social set in the town of Harvey, plans to marry Grant Adams, the editor of the local paper, until she flirts with rising but unethical lawyer Tom VanDorn to arouse her beau's jealousy. A saddened Grant is drawn into an affair with town siren Margaret Muller, with whom he has an illegitimate son. On the rebound, Laura marries VanDorn and Margaret weds attorney Henry Fenn. History repeats itself when Laura's husband becomes infatuated with Margaret, which breaks up both marriages. Meanwhile, Grant has given up his newspaper to become a foreman in the mines. After he is injured in an explosion, Grant is taken to the Nesbit home, where Laura's care restores his health. When Grant's little son is shot and killed during a strike, he becomes so overwrought with grief that he confesses the boy's parentage to Laura, who forgives his past and they begin a new life together.

The three Morgan brothers, Glenn, Jim and Buddy are all air mail pilots. The plane flown by Jim is shot down by Hugh Jeffries for the money it carries. Another flight is made by Buddy followed by Jeffries intending to shoot him down also...

A feud between two gangs in Chinatown breaks out into a tong war.

After John Wilkes Booth assassinated President Abraham Lincoln, he escaped to Maryland and was discovered hiding in a barn. After he refused to surrender, the barn was set afire and Booth died in the blaze. However, in 1903 a Mr. David E. George, while on his deathbed in Enid, Oklahoma, claimed to be John Wilkes Booth. This MGM An Historical Mystery series short presents evidence of the possibility that Mr. George's claim was true.

The naive newspaper cub Clem lands a scoop when he's sent out to cover a murder. In his enthusiasm he writes that the main suspect is Jane. When she confronts Clem, she convinces him to help her prove her innocence.

Mary Brooks' father, who has been studying ancient tribes, falls into the hands of "the people of Zar, god of the Emerald Fingers." Tarzan helps Mary locate her father, rescues everyone from the High Priest of Zar, and takes Mary to his cave.

Upon receiving an inheritance from her late uncle, a woman starts a fortune-telling business designed to make her dreams come true.