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$3.99
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$14.99
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Prices last updated October 11, 2026. Pricing and availability may vary by region.
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About
12-year-old Conor encounters an ancient tree monster who proceeds to help him cope with his mother's terminal illness and being bullied in school.
Theatrical
Jan 6, 2017
Box Office
$47.3M
Budget
$43.0M
Return
1.1x
DVD / Blu-ray
Mar 28, 2017
Director
Writer
Producers
Sandra Hermida, Álvaro Augustín, Mitch Horwits
Music
Studio
River Road Entertainment, Participant, Apache Films, La Trini, A Monster Calls, Telecinco Cinema
Trailers & Clips
Cast
Full credits →L
Lewis MacDougall
Conor
S
Sigourney Weaver
Grandma
F
Felicity Jones
Mum
T
Toby Kebbell
Dad
B
Ben Moor
Mr. Clark
J
James Melville
Harry
J
Jennifer Lim
Miss Kwan
M
Morgan Symes
Lawyer
F
Frida Palsson
Lily's Mum
W
Wanda Opalinska
Female Nurse
P
Patrick Taggart
Teacher
L
Lily-Rose Aslandogdu
Lily
Liam Neeson
The Monster (voice)
G
Geraldine Chaplin
The Head Teacher (uncredited)
L
Lee Bolton
Rollercoster Rider (uncredited)
G
Garry Marriott
Paramedic (uncredited)
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