Frank and Joe Hardy stumble into their father's latest case when they become suspicious of his so-called "fishing trip". An ex-soldier is pursued by killers who want information that he has, and the Hardys are soon deeply involved when their father goes missing. From a nightclub to a graveyard the Hardys are in danger every step of the way.
Businesses and organizations
to be added.
- Shaun Cassidy as Joe Hardy
- Parker Stevenson as Frank Hardy
- Pamela Sue Martin as Nancy Drew (credit only)
- Lisa Eilbacher as Callie Shaw
- Edmund Gilbert as Fenton Hardy
- Edith Atwater as Gertrude Hardy
- Roger Davis as Sonny
- Simon Scott
- Richard Kiel as Manager on "Haunted House"
- Jim Antonio as Rigby
- John Kerry as Stratton
- George Murdock as Officer Harlen
- Lew Brown as 2nd Officer
- Bonnie Ebsen as Madge
- Dick Ryal as Head in crystal ball
- The Mystery of the Haunted House at the Internet Movie Database.
- The Mystery of the Haunted House at TV.com.