''The Bird With the Crystal Plumage'' is Creator/DarioArgento's debut as a film director, his first {{giallo}} film and the first film in his "animal trilogy". It was released in the year 1970.

The plot follows American writer Sam Dalmas (Tony Musante), who has been in Italy with his girlfriend Giulia for two years, trying to get around writer's block. Walking the streets one night, he witnesses a struggle between a woman and a man in black in a gallery. As he tries to intervene, [[RearWindowWitness he is locked between the gallery's glass doors and can only helplessly watch]] the man run away as the woman is crumpled on the floor with a fatal wound on her stomach. He manages to get a passerby to call the police and the woman is saved in time. He finds out that there has been string of similar murders of women in the area, and begins doing some investigation of his own on the matter.


!!Examples in this film:

%%* AcquittedTooLate
%%* AmateurSleuth
* AmbiguouslyGay: The owner of the antique shop where the first victim worked.
* AxCrazy: [[spoiler:Even though the Ranieri's are partners in crime, Monica is much crazier than her husband Alberto and her attack on him is what brings Sam into the mix]].
* [[spoiler:BigBadDuumvirate]]: [[spoiler:Both Alberto and Monica Ranieri are killing people]].
* BoundAndGagged: [[spoiler:Giulia]] in the killer's hideout which Sam investigates near the end.
* CarFu: Sam's police bodyguard is run over by two hired killers in a car.
* ClothingDamage: The killer slices open the fifth victim's nightgown before finishing her off.
* DisneyVillainDeath: [[spoiler:Roberto's death]].
* DisposableSexWorker: The second murder victim was a prostitute named Rosita.
* TheDogWasTheMastermind: [[spoiler:Monica, whose attack Sam witnessed behind the glass, is the main killer]].
* EvilLaugh: Hearable when the killer starts playing with Sam in the climax.
* EyeScream: Averted when Giulia tries to stab and misses the killer peeping through the hole on her door.
* FlashbackEcho: [[spoiler:Monica survived a brutal attack in her past and when she saw a painting portraying a man killing a woman, she snapped and started killing people, while making her husband a partner in crime]].
%%* HandOfDeath
* HarassingPhoneCall: Two threatening phone calls are made, one for Sam and one for the police.
* HollywoodSilencer: Used by Needles the hired killer who are gunning for Sam.
* IAteWhat: Sam is horrified when he finds out that Consalvi keeps cats as a food source, and he just tasted some.
* IronicNurseryTune: The soundtrack. When you hear the 'lalalalalala', someone's gonna get it.
* JitterCam: Possibly the only Argento film that uses this. His later films have much steadier camerawork.
* KnifeNut: Most of the murders are committed with a knife.
* MadArtist: Consalvi. He paints stuff, and sustains himself with cats.
* OffWithHisHead: The killer tries to chop Sam's head off, but misses because an old woman passing by warns him.
* OnceMoreWithClarity: [[spoiler:You can clearly see that Monica is the one holding the knife if you know what you're looking for, but the scene likely goes by too fast the first time to notice.]]
* RearWindowWitness: Sam is trapped between the glass doors when he witnesses the murder attempt on the girl.
* TheReveal: [[spoiler:There are two killers, the Ranieris]].
* ShirtlessScene: Provided twice by Sam.
* VerbalTic: Rosita's pimp adds "goodbye" at the end off his sentences. He also stutters.