I wouldn’t say these are all must watch but I personally enjoy them
Once Upon a Time in America
Taxi Driver
Goodfellas
The Godfather
The Godfather part II
Scarface
Wall-E
The Good The Bad and The Ugly
The Evil Dead
Evil Dead II
Django
Django Unchained
Inglorious B
Saving Private Ryan
Gandhi
Schindlers List
Kiss of the Vampire
John Wick
John Wick Chapter 2
John Wick Chapter 3
Snowpiercer
Harry Brown
Rob Roy
A Man Called Auto
News of The World
The Ipcress File
Get Carter
That Good Night
Tinker Tailor Soldier Spy
V for Vendetta
What Dreams may come
One Flew over the Cuckoo’s Nest
Night of the Living Dead
Die Hard
District 9
A Street Car Named Desire
The Wild One
Mutiny on The Bounty
Last Night in Soho
Julius Caesar
Vertigo
Rear Window
Notorious
Rope
Strangers on a Train
To Catch a Thief
The Man Who Knew to Much
Ben-Hur 1959
Seven
Gladiator
Nicholas and Alexandra 1971
Braveheart
Moby Dick 1956
Shallow Grave
Death Note 2006 film
The Lighthouse
At Eternity’s Gate
Empire of the Sun
Ghost in the Shell
Zulu
The Hit 1984
Shooting Dogs
The Scandal 1989
Richard lll
Brighton Rock
Carry on Sergeant
Will any Gentleman
A Nightmare on Elm street
Steambath 1973
Bram Stoker’s Dracula
A man for all Seasons 1966
A Funny thing happened on the way to Forum
The Cabinet of Dr. Caligari
Curse of the Demon
12 Angry Men
High Noon
Odd Man Out
Island of Lost Souls
The Raven 1935
M
The Testament of Dr Mabuse
Saving Mr. Banks
Man of a Thousand Faces 1957
Wake in Fright
The Eagle has Landed
The Battle of The River Plate
Green Room
Excalibur
The Valley of Gwangi
Shadow of The Vampire
Richard lll 1995
Hamlet 1948
Hamlet 1996
Hamlet 2009
Night of the Lepus
The Blood on Satans Claw
Local Hero
Death Line
Invasion of the Body Snatchers 1956
Invasion of the Body Snatchers 1978
Robin Hood Men in Tights
The Wicker Man 1973
The Pink Panther 1963
Stagecoach
The Grapes of Wrath
Man Hunt
Conspiracy Theory
Match
Safe House 1998
The Body Snatcher 1945
Mary Poppins
Darkest Hour
The Sound of Music
The One That Got Away 1996
House of Wax
Pulp Fiction
Kill Bill vol 1
Kill Bill vol 2
Inception
Deathtrap
Finding Neverland
Sleepy Hollow
The Bad Guys
An American Tail
Aftersun
First Blood
A Clockwork Orange
Escape from Alcatraz
The Shinning
Under Siege
The Deer Hunter
The Fugitive
Unbreakable
Split
The Unknown
Onibaba
Gangs of New York
Kings Man The Secret Service
Candyman
Interstellar
The Wolf of Wall Street
Little Women
No Country for Old Men
Whiplash
Good Morning Vietnam
Champions 1984
The Field 1990
Independence Day
He who gets Slapped
Metropolis
Tell it To The Marines 1926
An Englishman in New York
A Dry White Season
Last Tango in Paris
The Passion of Joan of Arc
The Golem 1920
Rebecca
The General
Spaceballs
The Missouri Breaks
The Chase
The Proposition
Jackie
Faust
Contact
The Shout
The Phantom Carriage 1921
Isle of The Dead 1945
Prince of Darkness 1987
The Flesh and The Fiends
Everything Everywhere All At Once
The Great Escape
Cash on Demand
The Man Who Would Be King
The Insider
Scanners
Highlander
Venus
My Fair Lady
Shakespeare in Love
Mrs Brown
Belfast
Night of the Big Heat
I, Monster
20 Million Miles to Earth
Mighty Joe Young 1949
One Million Years B.C.
The Beast from 20000 Fathoms
Bang Bang your Dead
This is My Street
Robin Hood: Prince of Thieves
Unforgiven
The Mask of Zorro
Monster Squad
The Monster Club
If I Were King
The Score
From Beyond
Heat
Tombstone
Pale Rider
Haunted Palace
Edward Scissorhands
Lawrence of Arabia
Castle Freak
The Frighteners
The Attic Expeditions
Would you Rather
Necronomicon
The Dunwich Horror
Bubba Ho-Tep
Insomnia
Hell Drivers 1957
The Thief and The Cobbler
Fantastic Voyage
Burn!
The Night of The Generals
THX 1138
Ragging Bull
Big Trouble in Little China
Chinatown
Noah
The Perks of being a Wall Flower
My Week with Marilyn
Snow
The Machinist
Turbo Kid
The Rocky Horror Picture Show
300
Zodiac
The Texas Chainsaw Massacre
Piranha
Fight Club
Gosford Park
The Fly 1958
Theatre of Blood
A Bridge Too Far
The Masque of Red Death
The World According To Garp
Awakenings
The Fisher King
Hook
One Hour Photo
Searching for Bobby Fischer
Night Crossing
I Dreamt I Woke Up
The Girl with The Dragon Tattoo
The Grand Budapest Hotel
Them
Shutter Island
Reservoir Dogs
The Impossible Voyage
The Kingdom of the Fairies
Papillon
The Walk
Sexy Beast
House of Sand and Fog
Time Bandits
Vampyr
A Knights Tale
Turtle Diary
Betrayal
Kiss Kiss Bang Bang
Do the Right Thing
The Aviator
My Left Foot
The Hunt For Red October
Patriot Games
Clear and Present Danger
The Expendables
The Expendables 2
In The Name of The Father
The Last of The Mohicans
Rush Hour
Rush Hour 2
Rush Hour 3
Rurouni Kenshin 2012
Rurouni Kenshin Kyoto Inferno
Rurouni Kenshin The Legend Ends
Blade
Blade 2
Philadelphia 1993
Road to Perdition
My Name is Bruce
Marcel The Shell with Shoes On
The Prestige
Platoon
Driving Miss Daisy
Saw
The Exorcist
Poltergeist 1982
House of Usher
The Pit and The Pendulum 1991
House on Haunted Hill 1999
The Guyver
Lurking Fear
Cellar Dweller
The King of Comedy
Bride of the monster
Ed Wood
Murders in The Rue Morgue
Go West
Battling Butler
The Navigator
Limelight
City Lights
The Gold Rush
The Idle Class
The Kid