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
Stephen McHattie
Eugenie Ross-Leming
Gerald Gordon
Audrey Landers
Jenny O'Hara
Chris Marlowe
David Byrd
Luis Ávalos
Ernie Hudson
Harold Sakata