Season 2, Episode 11 The Mystery of the Silent Scream
First Aired: November 27, 1977
Only the Hardy Boys believe a deaf mute girl who read the lips of an entertainer planning to bomb a casino. Shaun Cassidy, Parker Stevenson. Jesse Miller: Larry Storch. Julio Ramirez: Trini Lopez. Alicia Peterson: Martha Gewertz. Sally Kline: Elizabeth Stack. Alvin Tracey: Val Avery. MacKenzie: Andy Romano.
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- Premiered: January 30, 1977
- Rating: None
- Premise: Pinup idols Shaun Cassidy and Parker Stevenson star as the teen detectives in a show that alternated with `Nancy Drew,' starring Pamela Sue Martin, until February 1978, when the two series were combined into one. Martin was unhappy with that merger and lef… (more)