Starring: Darren McGavin, Simon Oakland, Jack Grinnage, Ruth McDevitt
The Vampire - S1-E4
Continuity mistake: At the press briefing, Lt. Matteo is standing next to Kolchak with a tall reporter in a gray suit standing behind them, but the next quick long shot shows the reporter in the gray suit standing between Kolchak and Matteo.
The Werewolf - S1-E5
Revealing mistake: It is obviously a dummy in a woman's dress The Werewolf throws into the empty swimming pool.
Coach Toomey: Actually, Burdett never made the team.
Carl Kolchak: No?
Coach Toomey: You see, his butterfly stroke was like an effeminate moth.