20 movies like I, Madman, ordered by similarity : The Tingler(1959), Nightshift(2018), The Return of Doctor X(1939), The Night Eats the World(2018), I Remember You(2017), Unsane(2018), Angel Heart(1987), Child's Play(2019), Suspiria(1977), The Return of the Living Dead(1985), Scream 4(2011), The Devil Bat(1941) ...
Horror
Canada|USA
1989
89 Minutes
Jenny Wright Clayton Rohner Randall William Cook Steven Memel Stephanie Hodge Bruce Wagner
bookseller boyfriend mad scientist novelist character suspenseful campy frightful emotional bookstore apartment police station hotel life imitating art serial murders investigation fiction writing scientific experiments mental illness discovery
A bookshop clerk and wannabe actress starts seeing the disfigured killer from her 1950s pulp novels come to life and start killing people around her. She tries to convince her cop boyfriend, but to no avail.
Horror
USA
1959
82 Minutes
Vincent Price Judith Evelyn Darryl Hickman Patricia Cutts Pamela Lincoln Philip Coolidge Gail Bonney Pat Colby
scientist friend wife doctor creepy suspenseful emotional laboratory household movie theater scientific experiments insects fear death hallucinations murder discovery escape 1950s
An obsessed pathologist discovers and captures a parasitic creature that grows when fear grips its host.
Horror
USA
2018
81 Minutes
Ashleigh Dorrell Matthew O'Brien Nigel Mercier Angel Hannigan David Collins Martin Maguire Emma Healy Jennifer Hennephof Daniel Fitzgibbon Mary Geaney
hotel worker hotel guest murderer murder victim colleague creepy frightening brutal disturbing tense ireland haunted hotels serial murders escape saving the day time warp discovery escape mystery pursuit
For 5 years, Stephen McCoy attempted to document nocturnal street life in the subterranean parts of downtown Boston; People he calls 'Nightcrawlers'. Now... He's become one.
Horror
USA
1939
62 Minutes
Wayne Morris Humphrey Bogart Rosemary Lane Dennis Morgan John Litel Lya Lys Huntz Hall Charles Wilson Vera Lewis Howard C. Hickman Olin Howland
news reporter actress mad scientist undertaker doctor campy creepy suspenseful united states city hotel newsroom laboratory murder science gone awry investigation reporting mystery discovery 1930s
A hotshot reporter and a young doctor team up to investigate a series of grisly murders and a mysterious sample of synthetic blood.
Horror, Mystery & Thriller
France
2018
93 Minutes
Anders Danielsen Lie Golshifteh Farahani Denis Lavant Sigrid Bouaziz David Kammenos Jean-Yves Cylly Nancy Murillo Lina-Rose Djedje Victor Van Der Woerd Léo Poulet
zombie survivor neighbor brash bleak uneasy thrilling suspenseful apartment apartment building roof paris france party zombies apocalypse relationships survival escape discovery
The morning after a party, a young man wakes up to find Paris invaded by zombies.
Horror
Iceland
2017
105 Minutes
Jóhannes Haukur Jóhannesson Thor Kristjansson Ágústa Eva Erlendsdóttir Anna Gunndís Guðmundsdóttir Sara Dögg Ásgeirsdóttir Þröstur Leó Gunnarsson Þór Tulinius Arnar Páll Harðarson
man wife friend child ghost missing person shocking brutal suspenseful thrilling emotional bleak iceland house church police station cellar cemetery horror family
A story about a young man and two women who move into a small abandoned town in Iceland to renovate an old house. Little do they know the town has a dark history.
Horror, Mystery & Thriller
USA
2018
98 Minutes
Claire Foy Josh Leonard Jay Pharoah Juno Temple Amy Irving Polly McKie Myra Lucretia Taylor Gibson Frazier Aimee Mullins Colin Woodell
stalker woman patient nurse doctor mother disheartening uneasy eerie creepy brooding suspenseful psychiatric ward hospital office apartment park funeral stalking psychiatry
A young woman is involuntarily committed to a mental institution, where she is confronted by her greatest fear - but is it real or a product of her delusion?
Horror, Mystery & Thriller
UK|Canada|USA
1987
113 Minutes
Mickey Rourke Robert De Niro Lisa Bonet Charlotte Rampling Stocker Fontelieu Brownie McGhee Michael Higgins Charles Gordone Kathleen Wilhoite
private investigator singer daughter satan magician dark gripping suspenseful new york city new orleans hotel racetrack mystery murder secret detective voodoo investigation mystery pursuit
A private investigator is hired by a man who calls himself Louis Cyphre to track down a singer named Johnny Favorite. But the investigation takes an unexpected and somber turn.
Horror, Mystery & Thriller
Canada|USA
2019
90 Minutes
Aubrey Plaza Gabriel Bateman Brian Tyree Henry Tim Matheson David Lewis Beatrice Kitsos Ty Consiglio Carlease Burke Trent Redekop
child possessed person doll friend family member parent brutal frightening disturbing thrilling suspenseful house store parking lot demonic possession murder killer dolls escape rivalry adventure
A mother gives her 13-year-old son a toy doll for his birthday, unaware of its more sinister nature.
Horror, Mystery & Thriller
Italy
1977
92 Minutes
Jessica Harper Stefania Casini Joan Bennett Eva Axén Flavio Bucci Udo Kier Alida Valli Susanna Javicoli
schoolgirl ballerina teacher witch student suspenseful disturbing frightening boarding school dorm dressing room germany apartment building forest witchcraft murder mystery conspiracy ballet discovery
An American newcomer to a prestigious German ballet academy comes to realize that the school is a front for something sinister amid a series of grisly murders.
Horror, Comedy
USA
1985
91 Minutes
Clu Gulager James Karen Don Calfa Thom Mathews Beverly Randolph John Philbin Jewel Shepard Miguel Nunez Brian Peck Linnea Quigley Mark Venturini
foreman employee friend boss mortician teenager campy gory outlandish creepy warehouse louisville, ky. party zombies military secrets scientific experiments infectious disease survival discovery escape
When two bumbling employees at a medical supply warehouse accidentally release a deadly gas into the air, the vapors cause the dead to rise again as zombies.
Horror, Comedy
USA
2011
112 Minutes
Neve Campbell Courteney Cox David Arquette Emma Roberts Mary McDonnell Hayden Panettiere Nico Tortorella Alison Brie Erik Knudsen Rory Culkin Marlee Shelton
killer young woman writer sheriff aunt cousin creepy suspenseful cheeky woodsboro united states household small town serial murders reunion investigation homecoming deception book mystery
Ten years have passed, and Sidney Prescott, who has put herself back together thanks in part to her writing, is visited by the Ghostface Killer.
Horror
USA
1941
69 Minutes
Bela Lugosi Suzanne Kaaren Dave O'Brien Guy Usher Yolande Mallott Donald Kerr Edward Mortimer Gene O'Donnell Alan Baldwin John Ellis
scientist reporter employer friend boss giant bat suspenseful thrilling engaging laboratory house newsroom animal attack vengeance genetic experiments investigation murder supernatural discovery metamorphosis
A mad scientist develops an aftershave lotion that causes his gigantic bats to kill anyone who wears it.
Horror
2017
82 Minutes
Carlee Avers Jason Alan Smith Margaret Rose Champagne Dick Boland Jim Thalman Doug Tompos Ryan Barry McCarthy Davis Mikaels Kathy Searle Sewell Whitney
veteran dead person singer police officer widower neighbor intense emotional tense dark uneasy house backyard police station murder false accusations obsession mystery mystery discovery
When a disabled war veteran discovers the dead body of a beautiful singer in his backyard, his fascination with her photographic image soon turns to obsession.
Horror, Fantasy, Drama
1981
127 Minutes
Isabelle Adjani Sam Neill Margit Carstensen Heinz Bennent Johanna Hofer Carl Duering Shaun Lawton Michael Hogben Maximilian Ruthlein Thomas Frey Leslie Malton
young woman husband son teacher lover creature eerie frightful gory berlin apartment school infidelity possession insanity murder affair marriage mystery pursuit
A young woman (Isabelle Adjani) forsakes her husband (Sam Neill) and her lover for a tentacled creature.
Horror
1961
84 Minutes
Dennis Hopper Linda Lawson Gavin Muir Luana Anders Tom Dillon Marjorie Eaton H.E. West Marjorie Cameron
sailor young woman captain mermaid boss femme fatale suspenseful emotional marina carnival pier ocean sideshow romance murder mystery love deception love mystery
A sailor (Dennis Hopper) falls in love with a sideshow mermaid (Linda Lawson) who believes she really is a mermaid.
Horror, Mystery & Thriller
USA
2017
135 Minutes
Jaeden Martell Jeremy Ray Taylor Sophia Lillis Finn Wolfhard Chosen Jacobs Jack Dylan Grazer Wyatt Oleff Bill Skarsgård Nicholas Hamilton Jake Sim Logan Thompson
clown victim killer child friend sibling brooding chilling disturbing frightening suspenseful uneasy derry, maine sewer house school woods horror monsters evil
An estranged family gathers together in New York City for an event celebrating the artistic work of their father.
Horror, Crime, Drama
2019
115 Minutes
Jonas Dassler Margarete Tiesel Adam Bousdoukos Marc Hosemann Katja Studt Martina Eitner-Acheampong Tristan Göbel Philipp Baltus Victoria Trauttmansdorff Hark Bohm
man serial killer murderer murder victim monster woman engaging shocking gripping suspenseful brutal thrilling germany hamburg, germany investigation serial murders fear murder danger suspicion
Horror
USA
1988
77 Minutes
Debrah Farentino Brian Robbins Vince Edwards Cheryl-Ann Wilson Jeffrey Combs Pamela Bellwood Yvonne De Carlo Mike Deak
comic book artist headmistress student young woman old woman evil spirit creepy dreamy frightening emotional mansion artist's studio school basement occult supernatural phenomenon art murder dark arts metamorphosis
A comic book artist Whitney Taylor is doomed to repeat history in a most grotesque way when she unleashes a demon after drawing it..
Horror
UK|USA
1987
94 Minutes
Todd Allen Tawny Kitaen Stephen Nichols Kathleen Wilhoite Burke Byrnes James W. Quinn J.P. Luebsen Rose Marie Susan Nickerson
boyfriend girlfriend ex-boyfriend evil spirit medium detective campy suspenseful offbeat united states apartment construction site city spirit world evil spirits murder haunting ouija board seance rivalry
When his girlfriend becomes dangerously obsessed with a ghost she contacted using a ouija board, Jim reluctantly joins forces with her ex - his own estranged childhood best friend - to identify and exorcise the evil spirit.
Horror, Drama
2007
140 Minutes
Nana Katase Tatsuya Fujiwara Asaka Seto Takeshi Kaga Yû Kashii Shido Nakamura Ken'ichi Matsuyama Erika Toda
father television star detective vigilante police officer college student gripping tense suspenseful school police station tv station house murder secrets magical weapon investigation vigilantism supernatural discovery