Mila Kunis, now 41, played Jackie Burkhart at just 14, evolving from a spoiled rich girl to a confident woman navigating life’s complexities. Danny Masterson, 49, embodied the rebellious Steven Hyde, whose relationships and anti-establishment demeanor resonated with many. Laura Prepon, 45, portrayed the intelligent and independent Donna Pinetti, whose romantic journey with Eric Foreman showcased the trials of young love.