Official synopsis:

H.R.G. (Jack Coleman) hosts an untraditional Thanksgiving dinner. Elsewhere, the Petrelli family gets a surprise guest at their table. Meanwhile, Samuel (Robert Knepper) continues to hold Hiro (Masi Oka) hostage, as Lydia (guest star Dawn Olivieri) goes in search for the truth.
Ashley Crow, Jimmy Jean-Louis, Madeline Zima, Ray Park, Harry Perry, Elisabeth Rohm, Andrew Connolly also guest star.

Promo trailer:

Images:

{boncko}/tv_series/Heroes/S04E11/{/boncko}