no spoiler . after hitchcock successful first american film and rebecca base upon daphne dumarier lush novel of gothic romance and intrigue and he return to some of the more familiar theme of his early british period mistake identity and espionage . a the u. s. settle into world war ii and the large scale war effort of civilian build plane and weaponry and other necessary militia and the booming film entertainment business begin turn out paranoid and often jingoistic thriller with war time theme . these thriller often involved network of deceptive and skilled operator at work in the shadow among the good and law abiding citizen . know the director be at home in this espionage genre and producer jack skirball approach hitchcock about direct a property he own that dealt with corruption and war time sabotage and a helpless hero thrust into a vortex of coincidence and mistaken identity . the darker element of the narrative and the sharp wit of literary maven dorothy parker ( during her brief stint in hollywood before return to her bohemian root in nyc ) who co author the script be a perfect match for hitchcock sensibility . this often neglect film tell the story of the unfortunate 25 year old barry kane ( robert cummings ) who and while at work at a los angeles airplane factory and meet new employee frank frye ( norman lloydd ) and moment later be frame for commit sabotage . flee the authority who do not believe his far fetched story he meet several character on his way to soda city utah and finally new york city . these memorable character include a circus caravan with a car full of helpful freak and a popular billboard model patricia martin ( priscilla lane ) who and during the bad crisis of his life as well a national security and he fall madly in love with . of course in the land of hitchcock and patricia and kidnap by the suppose saboteur barry and fall for her captor thus add romantic tension to the mix . in good form for this outing and hitchcock brew a national network of demure old lady and average joes and and respectable businessmen who double a secret agent terrorist that harbor criminal and pull gun and detonate bomb to keep thing move . it a terrific plot that take it time move forward and once ignite and culminates in one of hitchcock more memorable finale . look for incredibly life like nyc tourist attraction ( all of which be recreate by art director in hollywood due to the war time hoot ban on public attraction ) . while saboteur may not be one of hitchcock most well know film and it a popular b movie that be certainly solid and engage with plenty of clever plot twist and a usual terrific hitchcock villain . remember to look for hitchcock cameo appearance outside a drug store in the second half of the film . hitchcock original cameo idea that be shoot ( him fight in sign language with his wouldeaf wife ) be ax by the bureau of standard and practice who be afraid of offend the deaf .