A model in the salon of a ruthless fashion designer convinces Kolchak a witch aims to take over the industry.  

Kolchak believes a creature which regenerated from cells frozen during the Ice Age may be responsible for a modern-day homicide.  

A powerful military robot discovers it is to be deactivated and acts upon its survival-instinct programming by killing its creator.  

A trail of strange murders leads Kolchak to an elderly Hindu man who reveals an evil spirit is roaming Chicago.  

Cracking walls and the mysterious deaths of staff and patients plague a newly dedicated lakefront hospital; guest Joyce Jillson.  

Kolchak suspects more than mere murder when a swamp moss not native to the Chicago area is found at the sites of several homicides.  

Kolchak suspects that the deaths of wealthy women, following thefts of their jewelry, are the work of an ancient Indian sorcerer.  

Kolchak believes a senatorial candidate has sold his soul to the devil, after the man’s campaign opponents begin turning up dead.  

The fiery deaths of three associates of a symphony conductor bring fatigued Kolchak into a confrontation with a supernatural force.  

A full moon rising over the final cruise of a luxury liner brings on the mauling deaths of a passenger and three crewmen.  

Kolchak theorizes a vampire is behind a string of deaths from Las Vegas to Los Angeles, in which bodies were left drained of blood.  

Kolchak suspects extraterrestrial involvement when a series of electronic-equipment thefts is linked to several bizarre murders.