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That ’70s Show cast ages: How old was the cast then (and now)?

In the year 2023, the cast of That ’70s Show is back in the limelight and nostalgia for the hit sitcom is at an all-time high thanks to Netflix’s sequel spinoff That ’90s Show.

The new series finds Eric and Donna’s teenage daughter Leia (Callie Haverda) staying in Eric’s childhood home in Point Place, Wisconsin with her grandparents Red and Kitty for the summer of 1995. Just like her parents, Leia has a formative coming-of-age experience.

But as fans of the original series dip into the new generation of the hit sitcom, they might be wondering how old the original stars, who make cameos in the spinoff, are today and were back when the sitcom first premiered. Here are the That ’70s Show cast ages!

How old is Topher Grace in That ’70s Show?

Topher Grace was born on July 12, 1978, which makes the Eric Forman actor 44 years old as of January 2023. When That ’70s Show started its run on Fox in August 1998, Grace was 20 years old, which was three years older than his character in season 1. Eric turns 17 in the second episode of the series. Grace left the show after the seventh season in 2005, making him 27.

How old is Ashton Kutcher in That ’70s Show?

Ashton Kutcher was born on Feb. 7, 1978, meaning he’s only a few months older than his co-star Topher Grace. As of January 2023, Kutcher is 44 years old. When the sitcom began in 1998, the Kelso actor was also 20 years old, which was only a couple years older than his character (who was said to be about a year older than the rest of the gang). When the series ended in 2006, Kutcher was 28 years old.

How old is Mila Kunis in That ’70s Show?

Mila Kunis was born on Aug. 14, 1983, making her the youngest member of the That ’70s Show cast. The actress will turn 40 in 2023. It’s often been reported that she lied about her age in order to land the role of Jackie Burkhart. Kunis was 14 years old when she auditioned for the role of Jackie, and she was 15 when they began airing in 1998. When the series ended in 2006, Kunis was 23.

How old is Laura Prepon in That ’70s Show?

Laura Prepon was born on March 7, 1980, which means the Donna Pinciotti actress will turn 43 years old in 2023 after reprising her role in That ’90s Show. (She directed two episodes of the spinoff, too!) When the sitcom started airing in 1998, Prepon was 18 years old, not far off from the 16 or 17 year-old-age of her character at the time. In 2006 when the series ended, Prepon was was 26 years old.

How old is Wilmer Valderrama in That ’70s Show?

Wilmer Valderrama was born on Jan. 30, 1980, which is only over a month older than his co-star Laura Prepon. When he reprised his role as Fez in the new That ’90s Show series, Valderrama was 42 years old, though he was celebrate his 43rd birthday in 2023. Like Prepon, Valderrama was 18 at the time of the show’s premiere in 1998 and 26 at the time of its wrap in 2006.

How old is Danny Masterson in That ’70s Show?

Danny Masterson is the oldest member of the That ’70s Show cast. The disgraced actor was born on March 13, 1976, making him 46 years old as of January 2023. He was 22 years old when the series premiered in 1998, and he was 30 when it ended in 2006. Masterson was not invited to reprise his role as Hyde in That ’90s Show due to being on trial for the alleged sexual assault of three women.

That ’90s Show is now available to stream on Netflix. All eight seasons of That ’70s Show are currently available to watch on Peacock.