The supporting character is Joey Knish (played by John Turturro), a veteran circular world health organization occurs as friend of Microphone's & seeks to protect him from either his play inherent aptitude. Knish taught Microphone all about he knows & plays poker non for even the thrill or challenge but only for the money. Agency poker streaming video player Howard Lederer has been quoted as saying that Joey Knish is trueness hero of Rounders.

Despite an workaday theatrical release, the film has never to return in to get somewhat of a cult classic. Occasionally speculate it has contributed to the todays popularity of Texas hold 'em and attendant TV shows, most notably the World Series of Poker. A 2003 prizewinning Chris Moneymaker has said he became interested within poker when watching Rounders using the friend.