4.01 - Crichton Kicks - 37
4.02 - What Was Lost, Part 1  - None as of yet due to the woeful lack of Aeryn
4.03 - What Was Lost, Part 2 - None as of yet due to the woeful lack of Aeryn
4.04 - Lava's A Many Splendored Thing - None as of yet due to the woeful lack of Aeryn
4.05 - Promises - 144
4.06 - Natural Election - 108
4.07 - John Quixote - 84
4.08 - I Shrink Therefore I Am - 109
4.09 - A Prefect Murder - 179
4.10 - Coup By Clam - 101
4.11 - Unrealized Reality - 125
4.12 - Kansas - 88
4.13 - Terra Firma - 217
4.14 - Twice Shy - 208
4.15 - Mental As Anything  - 39
4.16 - Bringing Home The Beacon  - 190
4.17 - A Constellation Of Doubt - 146
4.18 - Prayer - 172
4.19 - We're So Screwed #1: Fetal Attraction - 172
4.20 - We're So Screwed #2: Hot To Katratz - 298
4.21 - We're So Screwed #3: La Bomba - 206
4.22 – Bad Timing - 293