Michael Richards, who played Cosmo Kramer on "Seinfeld," privately battled prostate cancer six years ago. He says that had he not taken swift action, he likely would have been dead.

Michael Richards, pictured here playing Cosmo Kramer on "Seinfeld," says having a son motivated him to fight cancer. (Joey Delvalle/NBCU Photo Bank/Getty Images) ...

Michael Richards holds a script of the final episode in the air amongst a sea of cast and crew members from the hit television show "Seinfeld," April 3, 1998 in Studio City, California.

Michael Richards and Jerry Seinfeld posed on the carpet together in May 2023. (Amy Sussman/Getty Images) CLICK HERE TO GET THE FOX NEWS APP Richards' upcoming memoir will also address his infamous ...

Michael Richards reunited with his longtime friend and co-star Jerry Seinfeld Tuesday night at the “Unfrosted” premiere, which served as the reclusive comedian’s first red carpet in eight years.

Michael Richards has shared his private cancer battle. The Seinfeld alum disclosed in his forthcoming memoir Entrances and Exits, out June 4, that he was diagnosed with stage 1 prostate cancer in ...

Michael Richards revealed he secretly battled prostate cancer in 2018 — and only survived because of his decision to undergo a dramatic surgery. The “Seinfeld” star, who played the ever ...

“Seinfeld” fans got a shock last month when Michael Richards made a public appearance at the Hollywood premiere for Jerry Seinfeld’s Netflix movie “Unfrosted.” It was one of the rare ...

Michael Richards, who played Kramer on "Seinfeld," said the cast was "so interrelated" and their rapport motivated them to "unfold greatness" during the nine-season show.