Happy Birthday, Adam BrodySee What the Cast of ‘The O.C.’ is Up to Now

Adam Brody turned 36 years old on Tuesday, Dec. 15, which gave us serious nostalgia. The actor stole our hearts as Seth Cohen in The. O.C and his relationship with Summer is still #relationshipgoals, even seven years later.

Click through the gallery to see what the cast of the beloved TV series is up to now.

1 of 13

Ben McKenzie (Ryan Atwood)

The 37-year-old starred in the TNT series Southland for four years and now stars on the CW show Gotham. He's currently dating co-star Morena Baccarin and they're expecting their first child together soon.

2 of 13

Adam Brody (Seth Cohen)

The 36-year-old stars in the DirecTV series Billy and Billie and has a few new movies coming out this year including Yoga Hosers with Johnny Depp and CHiPS with Dax Shepard and Kristen Bell.

He's married to Leighton Meester and they welcomed their first child, a baby girl named Arlo Day, together in September.

3 of 13

Rachel Bilson (Summer Roberts)

The 34-year-old starred in the CW series Hart of Dixie, which just came to an end last year. She's dating former Jumper co-star Hayden Christensen, and they have a one-year-old daughter together named Briar Rose.

4 of 13

Autumn Reeser (Taylor Townsend)

The 35-year-old recently starred in the one-night-only stage production of The O.C.: The Musical and played Julie Cooper. This year, she'll be in the film Sully with Tom Hanks.

She and her ex-husband and Entourage actor Jesse Warren divorced in 2014. They have two children together – Finn, 4, and Dash, 2.

5 of 13

Peter Gallagher (Sandy Cohen)

The 60-year-old starred in the USA Network series Covert Affairs for four years, and has recently appeared on Law & Order: SVU and The Good Wife. Soon, he'll reprise his role as Jonathan in Center Stage: Dance Camp.

He's married to Paula Harwood and they have two children together – Kathryn and James.

6 of 13

Kelly Rowan (Kirsten Cohen)

The 50-year-old starred in the TNT series Perception, which was sadly cancelled last season.

7 of 13

Melinda Clarke (Julie Cooper)

O.C. fans rejoice! The 46-year-old will be joining Ben McKenzie on Gotham soon!

8 of 13

Tate Donovan (Jimmy Cooper)

The 52-year-old has three new movies coming out this year, including Manchester by the Sea alongside Michelle Williams and Kyle Chandler, and Elvis & Nixon with Ashley Benson and Kevin Spacey.

9 of 13

Chris Carmack (Luke Ward)

The 35-year-old stars on ABC's show Nashville and recently released his very first solo EP. He proposed to longtime girlfriend, Erin Slaver, on March 1.

10 of 13

Willa Holland (Kaitlin Cooper)

The 24-year-old plays Thea Queen on the CW series Arrow.

11 of 13

Alan Dale (Caleb Nichol)

The 68-year-old's career hasn't slowed down a bit. He's on the BBC series Top Coppers and Syfy's Dominion.

12 of 13

Mischa Barton (Marissa Cooper)

After going through a bit of a rough patch, the 30-year-old has a lot of exciting new projects in the works, including the films Deserted and Father. She also just signed on for the new season of Dancing With the Stars.

13 of 13