Mirror, Mirror, On the Wall, Pt. 1

Mirror, Mirror, On the Wall, Pt. 1

Available on Peacock, Prime Video
S5 E21: A fading mystery writer (Jean Simmons) who is jealous of Jessica's (Angela Lansbury) continued success becomes a prime murder suspect. Guest stars: Ken Howard, Shelley Fabares, David Hedison.
Starring William Windom, Ron Masak, Jean Simmons