B1 Skin and Bones - The bones of Agent Pierce are discovered, along with some evidence that Michael had been at the scene...

B2 Ask Not - The UFO museum gets a new owner, and Nasedo is attacked...

B3 Surprise - It's Isabel's birthday, and Tess is missing...

B4 Summer of '47 - In pursuit of a school project Michael discovers some interesting facts about the 1947 crash...

B5 The End of the World - Max comes back from the future, in need of Liz's help to prevent the apocalypse...

B6 Harvest - The kids follow a lead to a strange town, and discover some scary revelations about the occupants...

B7 Wipeout - Everyone in Roswell vanishes, except for the aliens...

B8 Meet the Dupes - Duplicates of the aliens arrive in Roswell with a summit invite for Max...

B9 Max in the City - Max and Tess attend the summit in New York, but can an agreement be made...

B10 A Roswell Christmas Carol - Max is unable to save a father from being killed, and is haunted to make amends...

B11 To Serve and Protect - Isabel has nightmares about a girl being kidnapped, can Valenti find her without risking his career...

B12 We are Family - Valenti's career is in the balance, and the aliens try to find out more about the kidnap victim...

B13 Disturbing Behaviour - Isabel tries to find out more about Sorenson...

B14 How the Other Half Lives - The aliens try to stop the spread of a global contaminant...

B15 Viva Las Vegas - Michael and Max plan a trip to Las Vegas...

B16 Heart Of Mine - The impending Roswell High Prom causes dilemas for the gang...

B17 Cry Your Name - The Roswell gang have to come to terms with losing a close friend...

B18 It's Too Late, And It's Too Bad - Liz investigates the death of their friend...

B19 Baby, It's You - Max discovers that Tess is pregnant, and Liz's investigation starts to get interesting...

B20 Off The Menu - An 'accident' at the UFO Centre leads to a hostage situation...

B21 The Departure - The gang discover who killed their friend, but are they in time...