Some celebrities feel like they’ve had their entire careers in their twilight years, but everyone was young once.

Before Patrick Stewart was the elder statesman of the X-Men, he was a young theatre actor in the sixties and seventies. Joan Rivers started out as one of the youngest headlining comics in the country, and even David Attenborough, who will turn one hundred this year, was once a strapping young lad exploring the world on a yacht.

Here are some photos of people known for their age back when they were just getting started.