There is an interview to Ian Somerhalder. They asked about Lost finale (minute 6:25) and he said this about Elizabeth:
By the way going back there, I just saw Elizabeth Mitchell from V, who’s so like phenomaly talented and a beautiful woman! I have a huge crush on her, I have to admit.
Source: GQ | Thanks Nanda!
6x17 6x18 The End - Colleagues About Liz - Elizabeth Mitchell - Ian Somerhalder - V