Cosmo Kramer

Cosmo Kramer is an occassional hero on the sitcom Seinfeld.

He was portrayed by Michael Richards.

While Cosmo doesn't do much throughout the series, he is actually a hero on several occasions. In one famous scene, from "The Fire" episode, he gives an account about how he fought off a mugger. He also talks about how he drove the bus at the same time.

He also tried to keep the streets clean.