'Saturday Night Live' (1985-86)

Downey joined the Not Ready for Prime Time players at age 20, but he lost the gig the next year after a cast overhaul because of low ratings. Pictured front row, from left: Nora Dunn, Danitra Vance, Downey, Terry Sweeney, Jon Lovitz; and back row, from left, Randy Quaid, Anthony Michael Hall, Joan Cusack.

NBCU Photo Bank via Getty Images
Copyright © 2018, CT Now