Movies Folder Taking Up Space on Your Mac? Don't Just Delete It

No, this is your dataDiskmack safety tier: Your files

~/Movies

No, the Movies folder is not safe to delete. Everything in ~/Movies is your own data: video files you saved, iMovie and Final Cut Pro libraries, and downloads from the Apple TV app. Nothing in it regenerates if you delete it. The right move is to find the biggest items inside it and remove only what you genuinely no longer need.

What it is

~/Movies is one of the standard folders macOS creates in every user account, alongside Documents, Music, and Pictures. It is the default home for video. iMovie stores its entire library there as a single bundle called iMovie Library. Final Cut Pro puts new libraries there by default too. The Apple TV app keeps downloaded films and shows in a TV subfolder inside it, and plenty of people drop screen recordings, camera imports, and AirDropped iPhone clips there as well.

It grows fast because video is the heaviest kind of file a normal Mac holds. An hour of 4K iPhone footage can run tens of gigabytes on its own. iMovie and Final Cut libraries are worse than they look: they hold your original clips plus render files and proxies, so a library can end up several times larger than the finished movie you exported from it. A handful of HD downloads in the TV app adds several gigabytes more. A Movies folder in the 50 to 200 GB range is common for anyone who edits video or films with a recent iPhone.

Is it safe to delete?

Deleting the whole folder, or blindly clearing it out, means permanently losing footage. Unlike a cache, none of it comes back. The exceptions are narrow: films and shows downloaded through the TV app can usually be downloaded again from Apple as long as they are still in your purchases, and an exported video can be re-rendered if you still have the project it came from. Your raw clips, though, exist nowhere else unless you backed them up.

So treat this as a sorting job, not a purge. Safe candidates: TV app downloads you have finished watching, duplicate or old exports where the project still exists, and raw footage you have already copied to an external drive or cloud storage. One structural warning: iMovie and Final Cut libraries look like single files but are actually bundles packed with media. Remove clips and projects from inside the app, never by opening the bundle in Finder and deleting pieces of it. Diskmack marks ~/Movies as personal data, so it will show you what is largest in there but never auto-deletes any of it.

How to check its size

In Finder: In Finder, choose Go > Go to Folder (Shift-Command-G), type ~/Movies, and press Return. Press Command-A to select everything, then Command-Option-I to see the combined size. Switch to list view and sort by Size to spot the biggest items. If sizes show as dashes, enable Calculate all sizes under View > Show View Options.

In Terminal:

du -sh ~/Movies for the total, or du -sh ~/Movies/* to see the size of each item inside, including library bundles and the TV folder

How to clean it

Before deleting anything, copy footage you might ever want again to an external drive or cloud storage. This folder does not regenerate.
Open Finder, press Shift-Command-G, enter ~/Movies, and switch to list view sorted by Size so you are working on the biggest items first.
If there is a TV folder, do not delete its files in Finder. Open the TV app, go to your library, and remove downloads from within the app (click the download button on a title, or right-click it and choose Remove Download).
If iMovie Library is large, open iMovie and delete old projects and events from inside the app. iMovie moves the underlying media to the Trash for you.
For Final Cut Pro libraries, open the library in Final Cut, delete unneeded events and projects, then use File > Delete Generated Library Files to clear render files, which are often the biggest chunk.
Drag loose video files you no longer need (old screen recordings, duplicate exports, footage already backed up) to the Trash.
Empty the Trash. The space is not freed until you do.

Never rummage inside an iMovie or Final Cut library bundle with Finder's Show Package Contents. Deleting files from inside a bundle can corrupt the whole library, including projects you wanted to keep.

Will it come back?

Nothing you delete from ~/Movies regrows on its own, because none of it is a cache. The folder only gets bigger when you add video: new iMovie or Final Cut projects, fresh TV app downloads, imported camera footage. The one partial exception is render files, which iMovie and Final Cut recreate when you reopen and work on a project, so a library you slimmed down can regain a few gigabytes once you start editing again. If you shoot a lot of 4K video, expect to repeat this cleanup every few months or move your libraries to an external drive.

Common questions

Why does my Movies folder look almost empty but take up huge space?

Library bundles are the usual culprit. iMovie Library and Final Cut libraries appear as one file each, and the TV folder hides downloads a level down. Finder also skips folder sizes by default. Sort in list view with Calculate all sizes enabled, or run du -sh ~/Movies/* in Terminal to see where the space actually went.

Can I move the Movies folder to an external drive?

Leave the folder itself where it is, but you can move its contents. iMovie and Final Cut libraries work fine from an external drive formatted as APFS or Mac OS Extended: quit the app, copy the library over, double-click it on the external drive to open it, then delete the original once you have confirmed everything is there.

Will deleting iMovie Library break iMovie?

iMovie itself will keep working and will create a fresh empty library on next launch. But every project, event, and clip stored in that library is gone for good. Only delete it if you are certain nothing in iMovie matters to you, and even then keep a backup for a while.

Do TV app downloads count against my storage?

Yes. Downloads live in ~/Movies/TV and a single HD film often runs 4 to 6 GB. They are the safest thing in the folder to remove, since purchases can be downloaded again from Apple, but always remove them through the TV app rather than deleting the files directly.