It’s a Mad, Mad, Mad, Mad World (1963)
At 192 minutes, this is one of the longest comedies ever filmed and has a large cast to, match including Spencer Tracy, Milton Berle, Sid Caesar, Buddy Hackett, Ethel Merman, Mickey Rooney, Phil Silvers, Jonathan Winters, Edie Adams and more. After serving time in prison, a man travels to where he hid $350,000 but accidentally crashes his car. Many witnesses stop to help, but it’s too late, he’s dying. He is able to tell the group where he hid the money and then chaos ensues as each party is on the quest to get to the money first. Many movies have copied this formula, but this is the best.