I didn't realize it at first, but after a little investigation, there were many actors who appeared on both Seinfeld and Will & Grace.

For instance

Debra Messing...Beth(The Yada Yada (1997) The Wait Out (1996)

Megan Mullally...Betsy( The Implant (1993)

Molly Shannon...Sam(The Summer of George (1997)

Tom Gallop...Allan(The Andrea Doria (1996)

Jerry Levine...Stationer(The Big Salad (1994)

Scott Patterson...Billy(The Sponge (1995)

Harry Van Gorkum...Craig(The Wig Master (1996)


More to follow if there are any.

not that there's any thing wrong with that....

(sorry... ;) )

Tim Bagley- Evan Fayne (The Maestro)

Ellen Albertini Dow-Momma(The Secret Code)

I've got a few more, but I'm holding onto them as Who Am I pics.

there are alot