It was so much fun to see video's showing young versions of Doctor Who actors.  I decided to share pictures I have found to.  

William Hartnell

Another William Hartnell

Patrick Troughton

Jon Pertwee

How about Tom Baker

Where I found photos.

http://would-you-like-a-jelly-baby.tumblr.com/post...

http://ohyesbillyhartnell.tumblr.com/page/6

http://mizpollard.tumblr.com/post/37675520725/remi...

http://elvirabarney.wordpress.com/tag/jon-pertwee/

http://tardistyle.blogspot.com/2013/11/savetheday-...