Eric Forman Laura Prepon - Donna Pinciotti Danny Masterson - Steven Hyde Ashton Kutcher - Michael Kelso Mila Kunis - Jackie Burkhart Wilmer Valderrama - Fez Josh Meyers - Randy Pearson (Season 8) Debra Jo Rupp - Kitty Forman Kurtwood Smith - Reginald "Red" Forman Don Stark - Bob Pinciotti Tanya