A company's stockholders hold their meeting at a lonely mansion. A mad doctor conducting experiments in the mansion starts to strangle them one at a time with a nylon noose. The survivors must figure out a way to stop him.

Dietmar Schönherr
as Inspektor Harvey

Helga Sommerfeld
as Jane Stone

Ady Berber
as Henry

Gustav Knuth
as Charles Clifton

Ernst Schröder
as Mr. Harrison

Laya Raki
as Nicole

Kurt Beck
as Donald Smith

Hedda Ippen
as Mrs. Mabel Wells

Chris Van Loosen
as Marilin Wells

Edi Huber
as O'Connor