Sylvester Stallone is encyclopedia of literature and film, says co-star Tessa Thompson

Sylvester Stallone's 'Creed' co-star Tessa Thompson has expressed that the 'Rocky' star is a kind of an encyclopedia of literature and film knowledge.

The 'Selma' actress said that the 68-year-old actor quoted Voltaire and constantly cracked jokes on the set of the movie, the New York Post reported.

He always kept the energy light and told anecdotes about the other 'Rocky' movies they've made, she further added.