Watch What Happens Live with Andy Cohen
'Buffy' and 'Star Trek' Nerd Out!

'Buffy' and 'Star Trek' Nerd Out!

Alyson Hannigan & Zachary Quinto answer Andy’'s nerdiest questions on 'Star Trek Into Darkness' and 'Buffy the Vampire Slayer.'

Season 9 Episode 77 - Videos

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1:30
Alyson Hannigan's Signature Feet
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2:42
Sci-Fi or Oh My!?!
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1:20
Alyson's 'Buffy' Secrets
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Now Playing
1:22
'Buffy' and 'Star Trek' Nerd Out!
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7:41
After Show: Alyson's Favorite Housewife
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7:42
After Show: Who's the Best Spock?

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