|Role|| Cosmo Kramer (stand-in)|
Several background characters
Norman Brenner is an actor and stand-in. For Seinfeld, he was the stand-in for Michael Richards (Kramer) for all nine seasons, eventually appearing in only four episodes in this role. However, he also had 29 appearances as background characters in the show. Most are only visible in the background, and have simple names, such as "passerby". His appearances are documented on the DVDs and his web site, wheresnorman.com.