"Heroes" is an ambitious drama -- an epic series that chronicles the lives of ordinary people who discover they possess extraordinary abilities.

As people around the world find their lives disrupted by their new, extraordinary abilities, authorities investigate several bizarre, gruesome murders.

The "Heroes" continue to discern and test their newfound abilities.

The world becomes a bit smaller for a handful of ordinary men and women with uncanny abilities.

While Matt finds mind-reading good for marriage, several "Heroes" must face the consequences of testing their unique abilities out in the world.

Two heroes together are stronger than two heroes apart; Leonard Roberts joins the cast as D. L. Hawkins, a fugitive that police can't hold.

The "Heroes" each confront unexpected news and events that could further change their lives and relationships.

Forces gather to threaten various "Heroes".

The "Heroes" experience dangerous, defining moments in their lives.

The clock turns back six months as "Heroes" secrets are revealed.

As shocking details about Isaac's NYC nuclear bombing prediction are revealed, the "Heroes" face tragedy and betrayals.

Following painful revelations and shocking changes, many "Heroes" struggle to move forward as a new hero (guest star Christopher Eccleston) is revealed.

Outside forces and new faces drive the "Heroes" into different directions -- George Takei, Christopher Eccleston and Jessalyn Gilsig guest star.

With their new paths becoming clearer, some "Heroes" family relationships are driven apart -- George Takei, Christopher Eccleston, and Jessalyn Gilsig guest star.

As Matt and Suresh face grave danger, the scandalous truth about Claire's real father is revealed -- Christopher Eccleston and Jessalyn Gilsig guest star.

Unforeseen challenges and dangers strike the "Heroes" hard -- from NBC.com's "Heroes" graphic novel, a new "wireless" hero named Hana debuts.

H.R.G.'s past catches up to him as Matt and Ted Sprague (guest star Matthew John Armstrong), come to Texas looking for answers, and take him, his wife, son and Claire hostage -- leading to a tragic, explosive showdown. Secrets are revealed and new threats to the "heroes" are introduced.

Death, duplicity, and terrible glimpses of the future shake the "Heroes" -- Linderman is revealed and new 'Hero' Candice Wilmer (Guest Star Missy Peregrym) debuts.

Serial killer Sylar's rampage continues -- Malcolm McDowell and Eric Roberts Guest Star -- After "helping" Suresh search for more people with special abilities, Sylar’s rampage continues with two "Heroes" being confronted by the stronger-powered serial killer.

Having stolen the sword and teleported five years into the future, Hiro and Ando bear witness to a grim, harrowing future of the "Heroes".

As Nathan and his family ready for the election, Hiro and Ando face the hard part of saving the world; Eric Roberts, Rena Sofer guest-star.

As Linderman arrives, Nathan considers the cost to win the election; Malcolm McDowell, Eric Roberts and George Takei guest star.

"Heroes" rise and fall in the shocking season finale written by executive producer/creator Tim Kring and directed by executive producer Allan Arkush.