The Girl Who Knew Too Much
A tourist witnesses a murder and finds herself caught up in a series of bloody killings.
Where to watch in Canada
Available to stream with Shudder Amazon Channel, Shudder, AMC+ Amazon Channel, AMC+, Shudder Apple TV Channel, Tubi TV, Plex.
Shudder Amazon Channel
Shudder
AMC+ Amazon Channel
AMC+
Shudder Apple TV Channel
Tubi TV
Plex Streaming in other countries
Sorted by distance from 
Canada
US United States
RU Russia
ES Spain
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 in Canada
In Canada, the listed subscription streaming options for The Girl Who Knew Too Much are Shudder Amazon Channel, Shudder, AMC+ Amazon Channel, AMC+, and Shudder Apple TV Channel.
Ad-supported streaming is listed on Tubi TV and Plex in Canada. Check the provider for access requirements.
Shudder Amazon Channel, AMC+ 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 United States, Russia, and Spain. Follow the country guides below to compare providers.
AMC+ Amazon Channel, AMC+, Shudder, Shudder Amazon Channel, Shudder Apple TV Channel, Plex, and Tubi TV are also listed in United States. Catalogs and season coverage can differ between countries.
Automatically summarized from TMDB watch-provider listings supplied by JustWatch. Listings fetched . Streaming availability can change. Rental and purchase offers are not included.