Well, since you visit heroesrevealed.com, you already knew, but today Variety reported the ‘news’ that Dianna Agron and Dominic Keating joined the cast of Heroes.

Source

Dianna Agron, Dominic Keating
By STACY DODD

Dianna Agron and Dominic Keating have booked recurring roles on “Heroes.� Agron will play a cheerleader, Keating an Irish mobster.

Agron’s credits include “Veronica Mars� and “Shark.� Keating will be seen in Robert Zemeckis’ “Beowulf.�

We, at herosrevealed, have been told Dianna Agron will appear on four episodes, at the beginning of next season, “Heroes Volume Two - Generations“