The main cast of That '70s Show includes:
- Topher Grace as Eric Forman
- Mila Kunis as Jackie Burkhart
- Ashton Kutcher as Michael Kelso
- Danny Masterson as Steven Hyde
- Laura Prepon as Donna Pinciotti
- Wilmer Valderrama as Fez
- Debra Jo Rupp as Kitty Forman
- Kurtwood Smith as Red Forman
- Don Stark as Bob Pinciotti
- Tanya Roberts as Midge Pinciotti
- Tommy Chong as Leo Chingkwake
- Lisa Robin Kelly and later Christina Moore as Laurie Forman
These actors played the core group of teenagers, as well as their parents and recurring characters, throughout the show's run from 1998 to 2006. The show focuses on a group of six teenage friends living in the fictional town of Point Place, Wisconsin, in the late 1970s.