20 movies like Defence of the Realm, ordered by similarity : Containment(2015), Red Riding: 1983(2009), The Parallax View(1974), Atomic Blonde(2017), Enigma(2001), Our Kind of Traitor(2016), Postmark for Danger(1955), Safe House(2012), Notorious(1946), Telefon(1977), The Endless(2017), A Canterbury Tale(1944) ...
Mystery & Thriller
UK
1985
96 Minutes
Gabriel Byrne Greta Scacchi Denholm Elliott Ian Bannen Fulton Mackay Bill Paterson David Calder Frederick Treves Robbie Coltrane Annabel Leventon Prentis Hancock
reporter secretary politician tense suspenseful england military base espionage cold war nuclear safety discovery mystery 1980s
After a newspaper reporter helps expose a Member of Parliament as a possible spy, he finds that there's much more to the story than that.
Mystery & Thriller
UK
2015
73 Minutes
Lee Ross Sheila Reid Andrew Leung Gabriel Senior Louise Brealey Pippa Nixon Billy Postlethwaite
artist neighbor resident dark disturbing engaging intense suspenseful building london england europe apartment fear safety mystery health hazards strange happenings mysterious strangers rise
What happens when an epidemic breaks out, but you're kept in the dark? Anything can happen. Slowly the residents realize that they will all die unless they come together.
Mystery & Thriller, Crime, Drama
2009
103 Minutes
David Morrissey Mark Addy Lisa Howard Chris Walker Shaun Dooley Jim Carter Warren Clarke Sean Bean Sean Harris Steven Robertson Tony Mooney
lawyer disabled person police detective police chief mother bleak suspenseful intense yorkshire, england courtroom prison police station police brutality police corruption serial murders regret law and order investigation discovery mystery
The disappearance of a young girl leads a Yorkshire detective (David Morrissey) to believe that he may have helped convict the wrong man of murder three years earlier.
Mystery & Thriller
USA
1974
102 Minutes
Warren Beatty Paula Prentiss William Daniels Hume Cronyn Kelly Thordsen Earl Hindman Chuck Waters William Joyce Bettie Johnson Bill McKinney Joanne Harris
reporter editor politician assassin shocking dark disheartening intense seattle portland, ore. los angeles conspiracy political campaign political intrigue corporate espionage murder mystery pursuit discovery 1970s
An ambitious reporter gets in way-over-his-head trouble while investigating a senator's assassination which leads to a vast conspiracy involving a multinational corporation behind every event in the world's headlines.
Gay & Lesbian, Mystery & Thriller, Action
USA|Germany|Sweden|Hungary
2017
115 Minutes
Charlize Theron James McAvoy Eddie Marsan John Goodman Toby Jones James Faulkner Roland Møller Sofia Boutella Bill Skarsgård Sam Hargrave Jóhannes Haukur Jóhannesson
spy partner secret agent police officer double agent cool dark intense spectacular sultry suspenseful berlin city government building espionage gunfight secret mission sex appeal discovery pursuit
An undercover MI6 agent is sent to Berlin during the Cold War to investigate the murder of a fellow agent and recover a missing list of double agents.
Mystery & Thriller
UK|USA|Germany|Netherlands
2001
119 Minutes
Dougray Scott Kate Winslet Saffron Burrows Jeremy Northam Nikolaj Coster-Waldau Tom Hollander Corin Redgrave Matthew Macfadyen Robert Pugh Lee Montague Nicholas Rowe
code breaker missing girl housemate secret agent admiral co-worker thrilling suspenseful tense gripping intense patriotic england world war ii code breaking nervous breakdown disappearance government secrets english intelligence mystery
A young genius frantically races against time to crack an enemy code and solve the mystery surrounding the woman he loves.
Mystery & Thriller
UK|France|USA
2016
108 Minutes
Ewan McGregor Stellan Skarsgård Damian Lewis Naomie Harris Jeremy Northam Khalid Abdalla Mark Gatiss Saskia Reeves Alicia von Rittberg Alec Utgoff Mark Stanley
money lender spy love interest russian mobster traitor british intelligence agent tense suspenseful thrilling morocco russia united kingdom london england cia office money laundering espionage spying russian mob treason
A couple finds themselves lured into a Russian oligarch's plans to defect, and are soon positioned between the Russian Mafia and the British Secret Service, neither of whom they can trust.
Mystery & Thriller, Drama
UK|USA
1955
84 Minutes
Terry Moore Robert Beatty William Sylvester Geoffrey Keen Josephine Griffin Allan Cuthbertson Henry Oscar William Lucas
actress artist diamond smugglers blackmailer murder suspect killer melodramatic brooding tense suspenseful engaging intense england murder blackmail crime syndicate alibi diamond smuggling father/daughter relationship discovery
A woman's painted portrait and a post card with a sketch of a woman's hand holding a Chianti bottle are the main clues used by the Scotland Yard to solve a string of murders connected to a diamond-smuggling ring.
Mystery & Thriller, Action
South Africa|USA|Japan
2012
115 Minutes
Denzel Washington Ryan Reynolds Vera Farmiga Brendan Gleeson Sam Shepard Ruben Blades Nora Arnezeder Robert Patrick Liam Cunningham Joel Kinnaman Fares Fares
cia agent rogue agent boss mercenary british intelligence agent girlfriend thrilling suspenseful tense intense cape town, south africa safe house pentagon embassy shantytown cape town espionage car chase betrayal on the run
A young CIA agent is tasked with looking after a fugitive in a safe house. But when the safe house is attacked, he finds himself on the run with his charge.
Mystery & Thriller
USA
1946
103 Minutes
Cary Grant Ingrid Bergman Claude Rains Louis Calhern Leopoldine Konstantin Reinhold Schünzel Moroni Olsen
secret agent spy nazi mother engaging tense suspenseful united states brazil mansion espionage deception nazism dangerous assignment love mystery discovery love rescue 1940s
A woman is asked to spy on a group of Nazi friends in South America. How far will she have to go to ingratiate herself with them?
Mystery & Thriller
USA
1977
103 Minutes
Charles Bronson Lee Remick Donald Pleasence Tyne Daly Alan Badel Patrick Magee Sheree North Frank Marth Helen Page Camp Roy Jenson Jacqueline Scott
kgb agent double agent intelligence officer romantic interest soviet soldier intense suspenseful engaging soviet union united states military base house brainwashing cold war secret mission dangerous assignment international conflict espionage pursuit discovery
A Russian officer is sent to the U.S. to try and stop sleeper agents who will mindlessly attack government entities when they hear certain coded words.
Horror, Mystery & Thriller, Sci-Fi
USA
2017
111 Minutes
Aaron Moorhead Aaron Moorhead Justin Benson Callie Hernandez Tate Ellington Lew Temple James Jordan Shane Brady Kira Powell Emily Montague Peter Cilella
brother cult leader cult member creature camper chilling dark thrilling intense suspenseful disturbing camp woods lake compound boat forest cult mystery mythical creatures
As kids, they escaped a UFO death cult. Now, two adult brothers seek answers after an old videotape surfaces and brings them back to where they began.
Mystery & Thriller, Drama
1944
124 Minutes
Emeric Pressburger Eric Portman Sheila Sim John Sweet Dennis Price Esmond Knight Charles Hawtrey Hay Petrie
soldier sergeant shopkeeper criminal lighthearted suspenseful amusing cathedral england small town hotel world war ii traveling mystery friendship discovery transformation mystery pursuit 1940s
A U.S. soldier (John Sweet), a British sergeant and a London girl (Sheila Sim) see minor miracles and catch a prude (Eric Portman).
Mystery & Thriller, Crime, Drama
2009
93 Minutes
Warren Clarke Paddy Considine James Fox David Calder Nicholas Woodeson Ron Cook Maxine Peake Tony Pitts Jim Carter David Morrissey Eddie Marsan
police chief police detective businessman prostitute police officer chilling gripping suspenseful yorkshire, england club police station house police corruption revenge investigation serial murders prostitution crime discovery mystery
Detective Peter Hunter returns to Yorkshire to investigate the town's high murder rate. The local police have done little to find the killer, and he soon realizes corrupt police officers are doing everything they can to stop his progress.
Mystery & Thriller
UK
1934
75 Minutes
Leslie Banks Peter Lorre Edna Best Frank Vosper Hugh Wakefield Nova Pilbeam Pierre Fresnay Cicely Oates D.A. Clarke-Smith George Curzon Henry Oscar
mother father daughter spy assassin tense suspenseful thrilling st. moritz england hotel london albert hall government secrets espionage kidnapping family murder adventure pursuit
An ordinary British couple vacationing in Switzerland suddenly find themselves embroiled in a case of international intrigue when their daughter is kidnapped by spies plotting a political assassination.
Mystery & Thriller
UK
1987
104 Minutes
father linguist mole spy friend brooding intricate gripping england london cover-up murder espionage cold war investigation government secrets mystery quest revenge 1980s
A war veteran tries to investigate the murder of his son who was working as a Russian translator for the British intelligence service during the Cold War. He meets a web of deception and paranoia that seems to be impenetrable.
Mystery & Thriller, Crime, Drama
UK|Canada|USA
2017
111 Minutes
Jeremy Renner Elizabeth Olsen Gil Birmingham Jon Bernthal Julia Jones Kelsey Asbille James Jordan Martin Sensmeier Ian Bohen Matthew Del Negro Eric Lange
fbi agent police officer native american animal-control officer victim hunter gripping thrilling tense suspenseful wyoming indian reservation indian territory wilderness murder investigation wilderness homicide mystery fbi native americans
A veteran hunter helps an FBI agent investigate the murder of a young woman on a Wyoming Native American reservation.
Mystery & Thriller, Drama
UK
1966
112 Minutes
Richard Burton Claire Bloom Oskar Werner Peter Van Eyck George Voskovec Sam Wanamaker Cyril Cusack Michael Hordern Bernard Lee
spy drunk intelligence officer interrogator jew communist bleak brooding gritty suspenseful tense london east berlin courtroom betrayal espionage cold war drinking sacrifice underdog
Instead of coming in from the Cold War, British agent Alec Leamas chooses to face another mission.
Mystery & Thriller, Action, Drama
USA
2010
94 Minutes
Denzel Washington Chris Pine Rosario Dawson Kevin Dunn Ethan Suplee Kevin Corrigan Jessy Schram Jeff Wincott Elizabeth Mathis Lew Temple Meagan Tandy
engineer conductor safety inspector yardmaster father daughter tense thrilling emotional intense suspenseful train railway railyard pennsylvania runaway train toxic chemicals disaster father/daughter relationship death
With an unmanned, half-mile-long freight train barreling toward a city, a veteran engineer and a young conductor race against the clock to prevent a catastrophe.
Mystery & Thriller, Drama
USA
1979
122 Minutes
Jane Fonda Jack Lemmon Michael Douglas Scott Brady James Hampton Peter Donat Wilford Brimley James Karen
news reporter camera operator nuclear physicist supervisor cameraman gripping gutsy intense thrilling suspenseful tense california nuclear power plant newsroom car television studio home nuclear meltdown nuclear safety cover-up
A reporter finds what appears to be a cover-up of safety hazards at a nuclear power plant.
Sci-Fi, Mystery & Thriller, Adventure
China|USA|Brazil
2019
124 Minutes
Brad Pitt Tommy Lee Jones Ruth Negga Donald Sutherland Kimberly Elise Loren Dean Donnie Keshawarz Sean Blakemore Bobby Nish LisaGay Hamilton John Finn
astronaut father engineer space traveler intense suspenseful thrilling disturbing raw space space center space station spaceship space travel missing persons secret supernatural adventure discovery mystery
Astronaut Roy McBride undertakes a mission across an unforgiving solar system to uncover the truth about his missing father and his doomed expedition that now, 30 years later, threatens the universe.