Natalie Wood, circa THE GREAT RACE.
Anita Ekberg, ca. 1960.
Do you want her to say, “Sock it to me!”?
I was born in 1980 which means Baywatch was on from the time I was 9 until the time I was 19. I didn’t really watch the show other then a random episode here and there, couldn’t even tell you there names, but I’m pretty sure everyone in the US was bombarded with Baywatch propaganda.
Having said that, being a teen of the 90’s, when I saw the thread title, the first thing I thought of was a Baywatch era Pam Anderson.
Get in line. I have him second.
We believe it honey! He is quite sexalicous… Oh that voice…
at any time of her life, from the day from her 18th birthday on…
Viggo is going to be a busy boy.
She was nice, but I would have climbed over her to get to Judy Carne.
Jesus
Excellent choice. But so is Kate Hudson. 
Clara Bow. Someday, when I overcome this vexing arrow of time conundrum, we will be together.
Drew Barrymore
I can’t pick just one, and if I think about this any longer my brain is going to explode.
Mila Kunis, who in addition to looking… like she looks… seems like the kind of person I would actually like.
Mary Lynn Rajskub, 1998
Since we are allowing for time-travel, I will have to add CNN news anchor Erin Burnett.
Pistols at dawn, sir!
Magnús Scheving creator and star of the “Lazytown” children’s show and athlete.
Or Matt Damon. Tough choice.
Casanova, in his lusty prime. Probably would have spoiled me for mere mortals, though.