Child actor Jay North, famous for playing mischievous Dennis the Menace, died at 73 after a long fight with cancer. The former actor was a fierce critic of the treatment of young stars in Hollywood.

Burt Young, who played Paulie in six of the 'Rocky' films starring Sylvester Stallone, has died. He was 83.

Many of Hollywood's biggest stars, including Dennis Quaid, Anthony Hopkins and Josh Brolin, have played former presidents in either movies or TV.

FILE - Sylvester Stallone, left, star of the movie "Rocky Balboa," and cast member Burt Young attend the film's premiere in Philadelphia, Dec. 18, 2006. Burt Young, the Oscar-nominated actor who ...

Burt Young, who played Paulie in six of the “Rocky” films starring Sylvester Stallone, drawing an Oscar nomination for supporting actor for his performance in the 1976 original, has died, his ...

However, there are also movies where the actors, despite trying their best, are a little bit outside. Here are 32 times actors played professional athletes and whether or not they were believable.

Burt Young, the Oscar-nominated actor who played Rocky Balboa’s brother-in-law Paulie in the Rocky movies with Sylvester Stallone, has died, his manager confirmed to PEOPLE. He was 83.

Jay North, who starred as the blond, mischievous troublemaker Dennis Mitchell on the popular CBS comedy "Dennis the Menace," has died. He was 73.

Burt Young, who played Paulie in six of the “Rocky” films starring Sylvester Stallone, drawing an Oscar nomination for supporting actor for his performance in the 1976 original, has died, his ...

Child actor Jay North, famous for playing mischievous Dennis the Menace, died at 73 after a long fight with cancer. The former actor was a fierce critic of the treatment of young stars in Hollywood.