Thanks to Brandee for these Heroes transcripts.

Jump to season: 1

Season 1

1x01 - Genesis (a.k.a. In His Own Image)
1x02 - Don't Look Back
1x03 - One Giant Leap
1x04 - Collision
1x05 - Hiros
1x06 - Better Halves
1x07 - Nothing to Hide
1x08 - Seven Minutes to Midnight
1x09 - Homecoming
1x10 - Six Months Ago
1x11 - Fallout
1x12 - Godsend
1x13 - The Fix
1x14 - Distractions
1x15 - Run!
1x16 - Unexpected
1x17 - Company Man
1x18 - Parasite
1x19 - .07%
1x20 - String Theory
1x21 - The Hard Part
1x22 - Landslide
1x23 - How to Stop an Exploding Man

Random Heroes Trivia

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 NBC TV series "Las Vegas".