The Girl Who Knew Too Much
A tourist witnesses a murder and finds herself caught up in a series of bloody killings.
Where to Stream
Stream in 5 countries
Sorted by distance from 
United States
US United States
CA Canada
ES Spain
RU Russia
JP JapanCast, directors & writers
John Saxon
Dr. Marcello Bassi
Letícia Román
Nora Davis
Valentina Cortese
Laura Craven-Torrani
Dante DiPaolo
Andrea Landini
Titti Tomaino
Inspector
Luigi Bonos
Albergo Stelletta
Milo Quesada
De Vico / Paccini
Gustavo De Nardo
Dr. Facchetti
Giovanni Di Benedetto
Professor Torrani
Jim Dolen
Priest (uncredited)
Franco Ressel
Arresting Officer at Airport (uncredited)
Robert Buchanan
Dr Alessi
Marta Melocco
Murder Victim
Lucia Modugno
Nurse
Franco Moruzzi
Policeman
Virginia Doro
Torrani's Maid
Mario Bava
Uncle Augusto · Director · Writer
Chana Coubert
Ethel Windell Batocci
Adriana Facchetti
Woman in Sguattera Restaurant
Dafydd Havard
Actor
Sergio Corbucci
Writer
Ennio De Concini
Writer
Eliana De Sabata
Writer
Franco Prosperi
Writer
Mino Guerrini
Writer
About streaming The Girl Who Knew Too Much worldwide
Our listings show subscription, free or ad-supported streaming for The Girl Who Knew Too Much in 5 countries. Providers and access requirements vary by country.
In United States, the listed subscription streaming options for The Girl Who Knew Too Much are Amazon Prime Video, Philo, AMC Plus Apple TV Channel , AMC+ Amazon Channel, AMC+, Shudder, Shudder Amazon Channel, Shudder Apple TV Channel, and Amazon Prime Video with Ads.
Kanopy and Fawesome are listed with free streaming offers for The Girl Who Knew Too Much in United States. Check the service for account requirements.
Ad-supported streaming is listed on YouTube Free, Plex, Plex Channel, Amazon Prime Video Free with Ads, Tubi TV, and Amazon MX Player in United States. Check the provider for access requirements.
AMC Plus Apple TV Channel , AMC+ Amazon Channel, Shudder Amazon Channel, and Shudder Apple TV Channel are listed as channel options. Check the channel's subscription requirements on its host platform before signing up.
Our listings also show streaming in 4 other countries, including Canada, Spain, and Russia. Follow the country guides below to compare providers.
Shudder Amazon Channel, Shudder, AMC+ Amazon Channel, AMC+, Shudder Apple TV Channel, Tubi TV, and Plex are also listed in Canada. Catalogs and season coverage can differ between countries.
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