Washington DC, Sept. 24 -- Actor Sean Gunn has proclaimed himself "retired" from doing the on-set motion capture for the 'Guardians of the Galaxy' character Rocket Raccoon, reported Variety.

According to the outlet, the actor explained that he feels he's aged out of standing in for the Marvel character due to the physical demands of contorting himself into the shape of the small animal.

"Since I've turned 50 a couple of years ago, I am retired from playing Rocket. Not that they've called. But if they did, I don't think that I could do the motion reference anymore for Rocket. I think I'm too old," said Sean Gunn in a recent episode of The Brandon Davis Show, as quoted by Variety.

The actor further explained that he will not be able to p...