 Morgan Zabroff for "Famous Monsters of Filmland" declared the film "One of the most brilliant films to come from England in 1964", as well as one of the most underrated films of its genre.Variety was negative towards the film, calling it "slow-paced" and its "gimmick" being done better in 1929's "The Great Gabbo" and 1945's "Dead of Night".William Sylvester's acting was praised by the magazine, while saying that Bryant Halliday's role was dependent on his voice.