Fifteen years after his father's experiments with matter transmission fail, Philippe Delambre and his uncle François attempt to create a matter transmission device on their own. However, their experiments have disastrous results, turning Philippe into a horrible half-man, half-fly creature.
Francois Delambre
Philippe Delambre
Insp. Beecham
Ronald Holmes, alias Alan Hinds
Max Berthold
Cecile Bonnard
Granville (reporter)
Mme. Bonnard
Sgt. Dubois
Cop
Lt. MacLish
Insp. Evans
Priest
Nurse
Gaston (watchman)
