Season 1, Episode 5 The Disappearing Floor
First Aired: March 6, 1977
Hunting for a possible UFO, the boys find a mansion in which rooms change scale and floors disappear. Joe: Shaun Cassidy. Prof. Desmond: David Opatoshu. Frank: Parker Stevenson. Marsha: Robin Chesler. Fenton: Edmund Gilbert. Dr. Craddock: Marj Dusay. Calley: Lisa Eilbacher. Sidney Tabor: Howard Platt. Aunt Gertrude: Edith Atwater. Luther Hodges: Sam Gilman.
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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)
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