Wilford Brimley was about 50 years old when he filmed and appeared in Cocoon (released in 1985).

How that age is calculated

  • Brimley was born on September 27, 1934.
  • Cocoon was released in 1985, and principal photography took place around 1984–1985, putting him at roughly 50–51 during filming and about 50 when the movie came out.

Why this became a “fun fact”

  • Many people remember Brimley as looking like a much older man in Cocoon , which is why learning he was only about 50 has become a recurring topic in forums and social media discussions.
  • There is even an ongoing online joke about the “Brimley/Cocoon Line,” tracking when modern celebrities cross the same age he was in the film.

TL;DR: When people ask “how old was Wilford Brimley in Cocoon ,” the widely cited answer is that he was right around 50.

Information gathered from public forums or data available on the internet and portrayed here.