Sean Gunn stops playing Rocket Raccoon after five films and a holiday special

According to Gunn, Rocket required a deep crouch and a lot of strain on his feet, ankles, and knees. The article counts his work as Rocket across five films and one holiday special.

Importantly, this refers to Rocket’s performance capture, not the voice. That is handled in post-production by Bradley Cooper, while Sean Gunn is still said to be attached to Kraglin.

What happened

Sean Gunn said in an interview that he has officially stopped performing Rocket Raccoon in Marvel projects. The main reason, he said, is physical: the posture he had to hold for Rocket became harder to maintain as he got older. In the source, that comment is linked to the fact that he recently turned 50, making the role’s strain less manageable than it used to be.

Gunn described the part as a kind of “catcher’s crouch,” with a lot of pressure on his feet, ankles, and knees. He was referring to the way he plays Rocket on set: low to the ground, in a bent posture, with lots of small movements to make the character feel believable. The source says he played Rocket in a total of five films and one holiday special. The article uses that total as context for his decision, but the supplied material does not specify which titles are included.

Rocket’s voice does not come from Sean Gunn but from Bradley Cooper. Sean Gunn is still mentioned in the article as Kraglin, the Ravager who later joins the Guardians. That makes it clear Gunn’s decision is specifically about Rocket’s physical performance capture, not necessarily his broader involvement with the Guardians franchise.

The wording in the source suggests Gunn’s comment is mainly a personal boundary. It does not say Marvel has announced an official replacement or that a new performer for Rocket has already been cast. The available material also does not give a final date for his last time performing Rocket, only that he has now stepped away from that specific role.

Background

Rocket Raccoon is a performance-capture role, with Sean Gunn providing the physical movement on set. The final voice performance is then added by Bradley Cooper in post-production. That distinction matters, because the source explicitly separates the actor who physically plays Rocket from the actor who voices him.

The source frames Gunn’s comment not as a break with Marvel, but as a decision about Rocket’s physical performance. In the same article, he is still linked to Kraglin within the Guardians franchise. That means the report is about one specific role, not a general exit from the Marvel universe.

The available information also says Gunn carried the role across multiple productions: five films and one holiday special. That shows his involvement with Rocket was not a one-off appearance, but a long-running commitment that repeatedly required the same physical style. The source also emphasizes the combination of age and strain, without suggesting an injury or acute medical reason behind the choice.

The supplied material does not say whether Gunn described the decision as permanent or temporary. It also does not confirm which specific production was the last one in which he physically played Rocket. The source only says he has officially stopped performing the role and that the physical demands have become harder for him.

Sources

• IGN: "I'm too old" Marvel star says he's officially retired from his beloved Guardians of the Galaxy role as Rocket Raccoon