Skip to content
LeadistryLive public record
MenuClose
Get 100 free leadsNo card · Nothing to cancel

Video in a cold email: how to add one when mail apps will not play it

Outreach26 SEPT 2026 · 5 MIN READ

Gmail and Outlook will not play a video inside an email, so the way to send one is a picture with a play button that opens the video when clicked. Here is how to set that up, what to film, and how to mention it so people actually press play.

You cannot rely on a video playing inside an email. Gmail and Outlook will not play one. The way to send a video in a cold email is a still picture from the video with a play button drawn on it, linked to the video itself. The reader sees what looks like a player, clicks, and the video opens in their browser.

That is the usual way to send a video by email, and it is how the Leadistry Template does it. The rest of this page covers the two ways to set it up, what is worth filming, and the one line in your email that decides whether anyone presses play.

Why you should not attach the file

Attaching a video to a cold email is the worst of the options. Video files are large, many business mail systems cap attachment sizes, and an unexpected attachment from a stranger is exactly what spam filters and careful readers distrust. Even when it arrives, the reader has to download it before they see a second of it.

Embedding the video in the email itself fails differently. Some mail apps can play it, most cannot, and there is no way to know in advance which one your reader uses. The picture with a play button works in all of them, because it is only a picture and a link.

How the Template takes a video

The Template takes a pasted link (YouTube, Vimeo, Loom, Google Drive or Dropbox) or an uploaded file, and either way the email carries one picture and one link, not a heavy file. The steps and the limits are in Help. What this page covers is the part Help does not: whether to use a video at all, and what makes people press play.

Start free
A video in your email, without a file anyone has to download.

Paste a YouTube, Vimeo, Loom, Google Drive or Dropbox link, or upload a file up to 100 MB. Your email shows a picture with a play button. 100 free leads, no card.

or
No card · 100 free leads · Full enrichment on every one

What to film

A cold email video is not a showreel. The reader has never heard of you, so the video has one job, which is to make you a real person who does good work. Some ideas that suit small firms:

  • Thirty seconds on a finished job like the one you would do for them, filmed on a phone.
  • You, talking to camera, saying what you do and who for, in the words you would use on the phone.
  • A short walk round your workshop, yard or office, so the reader can see you exist.
  • A screen recording, if what you sell is software or a service best shown on a screen.

Keep it short. Under a minute is a sensible aim for someone who did not ask to hear from you. Put the most useful thing in the first few seconds, because that is often all that gets watched.

Mention it in the words

A picture with a play button at the bottom of an email is easy to scroll past. The line that makes people press play is in the words, near the top, and it says what the video is and how long it takes to watch. For example:

I recorded 40 seconds on how we fitted a kitchen for a builder like you last month. The video is below.

That line is part of your email on the Template, either written by the AI from your brief or in your exact words. The first line of every email is still written for that company from its own dated reason, so the video supports the email rather than replacing it.

What a video that loses looks like

Most cold email videos lose in the first five seconds. They open on a logo animation, then a sentence about how long the firm has been trading, then the part the reader cared about, if they are still watching. The reader never asked to hear from you, so there is no goodwill to spend on an introduction.

Compare two versions of a 40-second video from a cleaning firm. The first opens on the firm's name over a slow title card. The second opens on a finished office kitchen with the owner saying, "This is what we left for a company your size last month." Same length, same phone. Only the second gives a stranger a reason to stay for the rest. Cut anything before the first real thing you show.

A video is still a picture

To a mail app, the still with its play button is a picture like any other, so the usual caution applies. A first email with a video picture and two more photos looks like a newsletter, and newsletters get filed under Promotions. Pair a video with the Plain look and no other pictures.

Your logo, pictures and a banner in a cold email explains the looks, and why one picture is the most a first email should carry.

One video for everyone, or one for each audience

Your video goes on every email that uses your template. If you sell to two kinds of customer, say builders and letting agents, give each agent its own version of the email. A version can have its own look and its own video, so builders see the kitchen job and letting agents see the rental refit, while the sign-off and the footer stay the same on every version.

Check it before it goes

Send yourself a test from the Template and open it on a phone and on a computer. Press play on both, and check the video starts quickly. If you uploaded the file, open its page too: it should show your name, your business and the video, and nothing else.

When a video is worth it

A video earns its place when the reader has to trust your hands, your face or your product before they will reply: trades, design, anything visual, anything where the first question is "are they any good". It adds little to an email about a filing deadline, where one clear sentence does the work.

Doing this in Leadistry? See how to add pictures or a video to your emails.

Start free with 100 leads and no card, add your video on the Template, and send yourself a test first.

Common questions

Can you embed a video in an email?

Not reliably. Gmail and Outlook will not play a video inside an email. The dependable method is a still picture from the video with a play button on it, linked to the video, so a click opens it in the reader's browser.

Should I attach a video file to a cold email?

No. Video files are large, many business mail systems limit attachment sizes, and an unexpected attachment from a stranger is treated with suspicion by filters and readers alike. Link to the video instead.

How long should a video in a cold email be?

Short. Under a minute is a sensible aim for someone who did not ask to hear from you, with the most useful part in the first few seconds. Say in the email how long it is.

What video links does Leadistry accept?

Links from YouTube, Vimeo, Loom, Google Drive or Dropbox, or any link that starts with https://. You can also upload a video file up to 100 MB, which goes on a page of its own with your name and business on it.

Does a video picture send a cold email to Promotions?

It counts as a picture, so it carries the same risk as any other. On its own, with the Plain look, it is a reasonable trade. Together with a banner or several photos, the email looks like a newsletter and is more likely to be filed under Promotions.

The Leadistry Team

Leadistry maintains a live database of more than 5 million active UK companies, enriched from the Companies House public record with verified websites, business emails and social profiles. We write about the craft of finding and reaching the right businesses, first.

See how Leadistry works →