Movies Like The Patient in Room 18

If you liked The Patient in Room 18 (1938), a comedy and crime movie directed by Crane Wilbur and Bobby Connolly, here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
A Shot in the Dark (1964)
★ 7.2/10Also comedy and mystery
Inspector Jacques Clouseau, smitten with the accused maid Maria Gambrelli, unwittingly turns a straightforward murder investigation into a comedic series of mishaps, testing the patience of his irritable boss Charles…
2
It's a Wonderful World (1939)
★ 6.5/10Also comedy and romance
Detective Guy Johnson's client, Willie Heywood, is framed for murder. While Guy hides him so he can catch the real killer, both of them are nabbed by the police, tried, convicted and sentenced to jail: Guy for a year…
3
Heartbreakers (2001)
★ 6.2/10Also comedy and romance
Max and Page are a brilliant mother/daughter con team who have their grift down to a fine science. Max targets wealthy, willing men and marries them. Page then seduces them, and Max catches her husband in the act. Then…
4
One Night at McCool's (2001)
★ 5.9/10Also comedy and crime
On an ordinary night, in an ordinary part of town, a beautiful young woman walks into a bar. Her name is Jewel, and before long she is chatting to bartender Randy. The pair leave together, but he ends up getting into a…
5
My Favorite Brunette (1947)
★ 6.6/10Also comedy and mystery
Ronnie Jackson is a lowly baby photographer who secretly fantasizes about being a private detective. When a lovely baroness actually mistakes him for one and asks him to help locate her missing husband, Baron Montay…
6
Song of the Thin Man (1947)
★ 6.7/10Also comedy and crime
While attending a glamorous jazz cruise on New York’s East River, Nick and Nora Charles witness the fatal shooting of a wealthy patron. When suspicion falls on a young bandleader and his musicians, the couple steps in…
7
Psycho Therapy: The Shallow Tale of a Writer Who Decided to Write About a Serial Killer (2025)
★ 6.8/10Also crime and comedy
A struggling writer in the midst of a divorce befriends a retired serial killer who incidentally becomes his marriage counselor by day, and killing counselor for his next book by night.
8
Mr. Right (2016)
★ 6.4/10Also comedy and romance
A girl falls for the "perfect" guy, who happens to have a very fatal flaw: he's a hitman on the run from the crime cartels who employ him.
9
The Adventures of Ford Fairlane (1990)
★ 6.1/10Also comedy and crime
To the Los Angeles elite, Ford Fairlane is known as "Mr. Rock 'n' Roll Detective." This loudmouthed ladies' man serves an exclusive rock star clientele, who depend on his keen eye and smug discretion. So when a…
10
Burke & Hare (2010)
★ 6.1/10Also comedy and crime
Two 19th-century opportunists become serial killers so that they can maintain their profitable business supplying cadavers to an anatomist.
11
Shadow of the Thin Man (1941)
★ 7/10Also comedy and crime
While attending a major horse race with their young son, Nick Jr., Nick and Nora Charles witnesse a shocking murder from the crowded grandstand. What first appears to be an isolated killing soon leads to a maze of…
12
Novocaine (2001)
★ 6.1/10Also comedy and crime
A dentist finds himself a murder suspect after a sexy patient seduces him into prescribing her drugs.
13
The Pink Panther Strikes Again (1976)
★ 6.9/10Also comedy and crime
Charles Dreyfus, who has finally cracked over inspector Clouseau's antics, escapes from a mental institution and launches an elaborate plan to get rid of Clouseau once and for all.
14
The Thursday Murder Club (2025)
★ 6.6/10Also comedy and mystery
A group of senior sleuths passionate about solving cold cases get plunged into a real-life murder mystery in this comic crime caper.
15
Ca$h (2010)
★ 5.9/10Also crime and comedy
A stroke of good luck turns lethal for Sam Phelan and his wife Leslie when they are faced with a life-changing decision that brings strange and sinister Pyke Kubic to their doorstep. As Pyke leads Sam and Leslie on a…
16
The Cheap Detective (1978)
★ 6.4/10Also comedy and crime
A spoof of the entire 1940s detective genre. San Francisco private detective, Lou Pekinpaugh is accused of murdering his partner at the instigation of his mistress—his partner's wife.
17
The Number 23 (2007)
★ 6.4/10Also mystery and crime
Animal control officer Walter Sparrow becomes obsessed with a novel that he believes was written about him, as more and more similarities between himself and his literary alter ego seem to arise.
18
Deathtrap (1982)
★ 6.7/10Also mystery and comedy
A Broadway playwright puts murder in his plan to take credit for a student's script.
19
The Mirror Crack'd (1980)
★ 6.1/10Also mystery and crime
Jane Marple solves the mystery when a local woman is poisoned and a visiting movie star seems to have been the intended victim.
20
Breathless (2012)
★ 5.9/10Also comedy and mystery
Lorna is a strong-willed Texas woman who’s had enough of her untrustworthy husband Dale’s criminal acts and lack of husbandry. Fed up, she enlists the help of her old friend, Tiny, to help her figure out what to do…