Today marks the 25th anniversary of the greatest sitcom that was "about nothing."
"Seinfeld" launched 25 years ago on July 5, 1989 and still resonates in pop culture lore, with quotes and episodes talked about today, almost 16 years after the series finale.
Aside from launching the careers of Jerry Seinfeld, Jason Alexander and Julia Louis-Dreyfus, the iconic show also featured a slew of other stars well before their prime. In honor of the milestone, here are 25 actors and actresses that you probably forgot were on the show:
(And yes, we realize there are probably hundreds of guest stars, so we tried to pick a good 25!)
The comedian played Sally Weaver.
The "Will & Grace" star played Beth.
The "Sex & The City" star played a love interest of Jerry's.
"The Blacklist" star played a childhood friend of Jerry and George's.
Angelina Jolie's father played himself when George thought he bought his old car.
Peet played Linette, another love interest for Jerry.
The "Friends" star played Meryl, another girlfriend of Jerry's.
Stifler's mom from "American Pie" played the masseuse, who Jerry wanted to get a massage from.
The "Entourage" star auditioned to play George in his pilot for NBC.
Richards played Molly, the daughter of the chairman of NBC.
The "Saturday Night Live" vet played Sam.
The "House" star played George's girlfriend.
She was the girl who had chemistry with Jerry while auditioning to play Elaine on his pilot.
He played Jerry's mechanic.
The "Melrose Place" star played a doctor yet again.
Graham played another love interest for Jerry.
Keener played another love interest for Jerry, you get the point.
The "Iron Man" star played Eric the Clown, who argues with George.
"The Shield" star played a friend of the gang.
Yep, even "Breaking Bad's" Cranston played Jerry's dentist.
She played one of George's girlfriends.
"They're real and they are spectacular." You know who Hatcher played.
Debra Jo Rupp
"That 70's Show" star played Katie.
Another "Breaking Bad" star, she played Amy.
The Oscar winner played Laura.
25 Actors You Forgot Were on 'Seinfeld'