The Asphyx (1972)

"If It Were In Your Power…Would You Sacrifice Your Wife…Your Children For Immortality? This Is The Story Of A Man Who Did!"

Hugo is a brilliant turn-of-the-century scientist, loved and respected by his family and friends, admired by his colleagues. But he is a man quickly becoming obsessed with a curious and frightening question...What is the mysterious apparition found in the photographs of his dying subjects?