James Gunn had one request for Cosmo the Dog headed into his latest MCU blockbuster.

Guardians of the Galaxy Vol.

3directorJames Gunnapparently demanded one change be made toCosmo the Space Dogbefore her appearance in theMCUthreequel.

James Gunn, Cosmo, Guardians of the Galaxy Vol. 3

We had lights moving, and wavy curves, and different things.

Interestingly, for the ‘Holiday Special,’ we actually had big antennae on the collar.

Afterwards, James said, That was good for the ‘Holiday Special,’ but not for the future.

Cosmo 1

Lets go for a different design."

He said, I want to keep the vibe, I want to feel the actress in the character.

So, it had to be a realistic dog, but you had to feel the actor behind it.

Cosmo 2

Plus, its a dog talking through a speaker rig.

No lip sync, nothing.

And then, it still had to be photoreal."

Cosmo the Dog Explained: MCU Avengers & Guardians 3 Connections Revealed

We have to be photorealistic, and thats it.

I dont think we have to incorporate anything being cartoon or humanoid.

If we do, it will completely break the spirit of this character."

Guardians of the Galaxy Confirms Surprising MCU Character In Disney+ Holiday Special

Because, the groom underneath doesnt exist.

We didnt need to deal with that groom.

The spacesuit itself was handled by CFX.

Marvel Just Gender-Swapped the MCU’s New Guardians of the Galaxy Hero

We had a lot of conversations about thickness and rigidity.

We looked at cosmonauts, how they moved, how thick their suits were.

Its also heavily art-directed in terms of how it moves.

![Last of Us Season 2: ‘Feel Her Love’ Message Meaning Explained](https://images.thedirect.com/media/article_thumbnail/last-of-us-feel.jpg?imgeng=/w_auto,280 280w)

I mean, its a dog in a spacesuit!"

Was the Cosmo Change Worth It?

3’s post-credits scene.

![Fire Country: Every Actor Leaving the Show In 2025](https://images.thedirect.com/media/article_thumbnail/fire-country-leaving.jpg?imgeng=/w_auto,280 280w)

Guardians of the Galaxy Vol.

3is playing in theaters worldwide now.

Don’t Miss Out on MCU News!

![Last of Us Season 2 Episode 4 Opening Scene Explained: Why Isaac Betrays FEDRA](https://images.thedirect.com/media/article_thumbnail/last-of-us-opening.jpg?imgeng=/w_auto,280 280w)

LATEST NEWS

![Marvel’s Sentry Has 8 Powers The Thunderbolts Movie Didn’t Reveal](https://images.thedirect.com/media/article_thumbnail/sentry_bob.jpg?imgeng=/w_auto,280 280w)

![DC Studios' First Villain Movie Gets Positive Update](https://images.thedirect.com/media/article_thumbnail/dc-movie-villain.jpg?imgeng=/w_auto,280 280w)

![MCU: Where Are the Avengers In Thunderbolts? Every Hero’s Absence Explained](https://images.thedirect.com/media/article_thumbnail/thunderbolts-avengers-where.jpg?imgeng=/w_auto,280 280w)

![Marvel Studios Reveals Every Official ‘New Avenger’ Going To Avengers: Doomsday](https://images.thedirect.com/media/article_thumbnail/the_new_avengers_teams.jpg?imgeng=/w_auto,280 280w)

![Thunderbolts: Why Taskmaster Got [Spoilers], Explained by Marvel Director](https://images.thedirect.com/media/article_thumbnail/taskmaster-why.jpg?imgeng=/w_auto,280 280w)

![Weapons Movie’s True Story Influences Revealed by Horror Director](https://images.thedirect.com/media/article_thumbnail/weapons.jpg?imgeng=/w_auto,280 280w)

![Marvel Studios Confirms Historic Setting for Phase 6’s First Movie](https://images.thedirect.com/media/article_thumbnail/marvel-studios-phase-settings.jpg?imgeng=/w_auto,280 280w)