Newly widowed Helen Blacke inherits the Blacke Foundation, a scientific research institute located in the Highcliffe Manor on an island off the Massachusetts coast and populated by mad scientists who want to get rid of her.
Shelley Fabares
Helen Straight Blacke
Stephen McHattie
Rev. Ian Glenville
Eugenie Ross-Leming
Dr. Frances Kisgadden
Gerald Gordon
Felix Morger
Audrey Landers
Wendy Sparkles
Jenny O'Hara
Rebecca
Chris Marlowe
Bram Shelley
David Byrd
Dr. Lester
