Movies that take place over a short time span

[Emma Raducanu]

Russian ark

[thecuriousorange]

12 Minutes a Slave

[Dr Syntax Head]

The Raid
Coherence
Timecrimes
Triangle

[rack and peanut]

eXistenZ takes place over a few minutes due to a perceived time dilation plot device

[Dr Syntax Head]

Rec
Last shift
The incident
The Invitation

[McChesney Duntz]

Linklater has more entries here, with the Before trilogy or Everybody Wants Some! (which takes place over a 24 hr. span).

Also the perpetually underrated subUrbia, which pretty much runs from dusk til dawn.

[Brundle-Fly]

Le Dîner de Cons (1998) .
Hurleyburly (1998)

[phantom_power]

Run Lola Run must be the shortest as it takes place over about a third of the film's run time

[Marner and Me]

Die Hards 1,2 and 3

[Barney Sloane]

Richard Linklater's Tape takes place in real time.

[EOLAN]

Just finished the wonderful British 80s comedy 'Clockwise'; which takes place over less than  nine hours.

[nw83]

Kids (the Larry Clark film)

[Ant Farm Keyboard]

The Set Up.

[Dewt]

Short Circuit is all within 24 hours

[Bazooka]

Predator, we only see it get dark once at the end when Arnie goes mental.

[Claude the Racecar Driving Rockstar Super Sleuth]

Predator, we only see it get dark once at the end when Arnie goes mental.

Twice. There's also the scene in which Mac kills a pig.

[bgmnts]

Any film set on an aeroplane would qualify wouldn't it?

The Langoliers maybe?

[Icehaven]

Go (1999) all happens on one night but there might be flashbacks, I can't quite remember.

The Blues Brothers is only a few days isn't it?

[timebug]

The old Tom Courtney 'Billy Liar' is set in a single day timeframe isn't it?

[Bazooka]

Twice. There's also the scene in which Mac kills a pig.

I'm not so sure, isn't it just dark under the canopy of the trees?

Edit: foggy brain, yeah it's definitely night just checked. Either way gotta be a 48 hour scenario.

[QDRPHNC]

Birdman - only 1 or 2 days I think?

[Smeraldina Rima]

Baby's Day Out (1994)
Elevator to the Gallows (1958)
Film (1965)

[phantom_power]

Birdman - only 1 or 2 days I think?

Isn't it "one shot"? That would make  it real time wouldn't it?

[QDRPHNC]

Yeah, it's pseudo one shot, taking place over a pseudo day, which is why I couched it.

[Hat FM]

Green room was 12-15 hours or so.

[Ferris]

Ferris Bueller only took a day off.

Pretender to the throne.