Cecily Femm

Cecily Femm is the main antagonist in The Old Dark House, played by Janette Scott. For she lived in Femm Hall her whole life so she have her share on the family fortune, being normal unlike her family, she lived in fear of the house. So she killed her cousins, Casper and Jasper (Peter Bull), her aunt, Agatha, and her uncle Roderick (Robert Morley) and tried to kill the rest of her family and destroy Femm Hall by dynamite so she could have all the fortune to herself. But she failed when Tom Penderal (Tom Poston) taking out the dynamites and throwing an active one to Cecily right in time when it exploded.