The son of the inventor of a matter-transporter, which turned him into a monster when he tried to transport himself along with a tiny housefly, continues to pursue his father's experiment, while his own two sons attempt to extricate him, themselves and the family name from further disaster and scandal.

Brian Donlevy
as Henri Delambre

George Baker
as Martin Delambre

Carole Gray
as Patricia 'Pat' Stanley

Yvette Rees
as Wan

Burt Kwouk
as Tai

Charles Carson
as Inspector Charas

Rachel Kempson
as Madame Fournier

Warren Stanhope
as Hotel Manager

Michael Graham
as Albert Delambre

Reed Hadley
as Ike
CinemaSerf
"Henri" (Brian Donlevy) is a scientist obsessed with matter transportation. He's got all sorts of gadgets in the basement of his rural home and his son "Martin" (George Baker) to help out. Thing is, his son has already had a bad experience with all of this mad science, and now remarried to "Patricia...