This episode premiered in january of 1982. Tylenol aspirin can be seen in the shelf of the drug store in this unnamed ( Chicago) city. In september and october of 1982 in chicaho, a series of tainted tylenol capsules caused a number of deaths. The culprits have never been caught.
Guest star John Karlen who plays Officer Loomis in this episode played a character called Willie Loomis on Dark Shadows, the long running gothic soap opera.