"Heat" co-stars Josh Brolin and Robert De Niro, as well as "Top Gun" co-stars Tom Cruise and Danny Ramirez are among those honoring Val Kilmer.

Val Kilmer, who earned a reputation as a Hollywood bad boy for his intensity and temperament, has died at the age of 65.

Tom Cruise arrived at CinemaCon during a somber moment. He earned big applause as he took the stage, and he started off by paying tribute to the late Val Kilmer, his co-star in Top Gun who died Tuesday.

Tom Cruise is paying his respects to his former co-star and “dear friend” Val Kilmer. The actor made an appearance at CinemaCon Thursday in Las Vegas to promote “Mission: Impossible — The Final Reckoning.

Val Kilmer's family speaks out after the actor's death Tuesday in Los Angeles. Meanwhile, Tom Cruise asks a crowd for a moment of silence in honor of his friend.