Scientist becomes obsessed with the idea of communicating with his dead wife.

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Mad scientist Dr. Henryk Savaard is obsessed with bringing the dead back to life. The police are alerted to Savaard's activities, however, and Savaard is arrested, convicted, and sentenced to hang. He vows revenge on the judge, jury, and district attorney. After the hanging, his assistant claims the corpse and uses Savaard's technique to bring the doctor back to life. Now the mad scientist can seek sweet revenge on his perceived enemies. Written by Kelly/RMS

Dr. Leon Kravaal develops a potential cure for cancer, which involves freezing the patient. But an experiment goes awry when authorities believe Kravaal has killed a patient. Kravaal freezes the officials, along with himself. Years later, they are discovered and revived in hopes that Kravaal can indeed complete his cure. But human greed and weakness compound to disrupt the project. Written by Jim Beaver

Prophecy has it that younger twin Anton will kill brother Gregor in the castle's Black Room. Anton returns to the castle after a 10 year hiatus. Gregor, a Baron, has many attempts on his life as his subjects detest his tyranny. However, good natured Anton earns the subjects' respect, and the admiration of Col.Hassel, uncle of the beautiful Thea. When Gregor kills young servant Mashka, his subjects storm the castle to remove him. Devious Gregor renounces his title in favour of brother Anton to appease them. He then kills Anton to assume his identity and the Baronship again. He is free to pursue Thea with Col.Hassel's blessing. When Col.Hassel discovers Gregor's impersonation, he also meets death. With Thea's true love, Lt. Lussan, wrongfully convicted of Hassel's murder, it appears nothing can stop evil Gregor from ambushing her into marriage. But what of that prophecy? Written by Gary Jackson

Noble-born cad Denis (Stapley) has been tricked into a forced stay at the eerie manor of the Sire de Maletroit (Laughton), an evil madman who can't get over the death of his beloved, 20 years after she married his brother (Cavanagh) instead, then passed away during childbirth. Maletroit is determined to have his revenge: the brother has been stowed away in the dungeon for two decades, while he's convinced his disreputable house guest will make a suitably hellish husband for his niece. As luck would have it, the young couple manage to fall in love, and with the help of manservant Voltan (Karloff), they try to make their escape, but not before a final confrontation with Maletroit in the dungeon's crushing deathtrap. Written by Stephen Cooke

Man investigates the disappearance of two of his friends who were the guests of a sinister Austrian count.

When his friend Professor Kingsley is at deaths door, brain surgeon Dr. Sovac saves his life by means of an illegal operation that transplants part of injured gangster Red Cannons brain. Unfortunately, the operation has a disastrous Jeckll and Hyde side effect and under certain conditions the persona of Cannon emerges. Sovac soon learns of the duel personality and of half a million dollars the gangster has hidden away. He attempts to find the money through the manipulation of his friend, an attempt that brings Kingsley closer to madness as he alternates between a meek professor of English and a brutal gangster out for murderous revenge on those who tried to kill him. Written by Carlos Valverde

A writer investigating the execution of a serial killer known as The Haymarket Strangler 20 years previously begins to suspect that the wrong man might have been hanged. However, when he picks up a scalpel used by the murderer, he finds himself possessed by the killer's spirit and begins to commit similar murders. Written by Anonymous

A scientist becomes murderous after discovering, and being exposed to the radiation of, a powerful new element called Radium X.

Nell Bowen, the protégé of Lord Mortimer, wants to help change the conditions of notorious St. Marys of Bethlehem Asylum (Bedlam). Though she tries to reform Bedlam, the cruel Master Sims who runs it has her committed there, but ultimately, its the lunatics whove taken over the asylum. Written by Ken Yousten