Wayne Knight

3RD ROCK FROM THE SUN (back l-r): French Stewart, Jane Curtin, Joseph-Gordon Levitt, (front l-r): Kristen Johnston, John Lithgow, (1996-Season 1), 1996-2001

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The show debuted on January 9, 1996.
Wayne Knight on 'Seinfeld'

How ‘Seinfeld’ Star Wayne Knight Lost 100 Pounds & Made a Career Comeback

The actor, 70, just starred in the hit film ‘Five Nights at Freddy’s 2.’
Seinfeld Michael Richards, Jason Alexander, Julia Louis-Dreyfus, Jerry Seinfeld, Season 8. 1990-98

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Find out what the main cast members are up to in 2025.