Greg Grunberg played the pilot in Lost. Yes, the one that got 'eaten' by the 'monster'.

Tawny Cypress' older brother, Toby Cypress, is a comic book artist.

The casino that Hiro, Ando, Niki and Nathan visit in the early episodes of season one is the Montecito, the fictional casino featured in the Channel 7 series "Las Vegas".

When the writing team works on an episode, each writer takes a character and writes the individual scenes surrounding that character. These stories are then combined and given to the episode writer, allowing every writer to contribute to every episode.

Ever wondered exactly what Hiro is saying when he cries out in joy? It's 'Yatta'. A Japanese short form for "yarimashita", which translates to "(I/We) did it!", but can also have meanings of "it's done!", "ready!", "okay!" or "all right!".

Tawny Cypress (Simone) originally auditioned for the role of Ali Larter's character (Niki) and Greg Grunberg (Matt) originally auditioned for the part of Peter Petrelli.

Masi Oka worked for George Lucas's special effects company, Industrial Light & Magic, on films like Pirates of the Caribbean: Dead Man's Chest, War of the Worlds and the three Star Wars prequels. Apparently, he still works for the company a couple of days a week.

The premiere episode on NBC attracted 14.3 million viewers overall and received the highest rating for any NBC drama premiere in five years.

Artist Tim Sale provides the artwork for Isaac's paintings. He is best known for his work on DC Comics' "Batman: The Long Halloween" series, which was used as an inspiration for the Batman Begins movie.