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Joshua Jackson, 'Dawson's Creek'
Then: The ne'er-do-well with a penchant for older women. Remember when Pacey told his English teacher he was the "best sex [she'd] never have?" Yeah, that happened. Luckily, his quest for True Love steered him in the direction of his best friend's soulmate, which resulted in a teen romance so epic we forgave him for that initial Caesar haircut.
Oct. 23, 2012
Now: Remains flawless. Jackson charms audiences not only at Comic-Con, but also on the fifth and final season of "Fringe," currently airing on FOX on Fridays at 9 p.m.