| 6X01 | The Beginning | Le Commencement |
| 6X02 | Drive | Poursuite |
| 6X03 | Triangle | Triangle |
| 6X04 | Dreamland 1 | Zone 51 (1) |
| 6X05 | Dreamland 2 | Zone 51 (2) |
| 6X06 | How the ghosts stole Christmas | Les amants maudits |
| 6X07 | Terms of endearment | Pauvre diable |
| 6X08 | Rain King | Le roi de la pluie |
| 6X09 | S.R. 819 | Compte à rebours |
| 6X10 | Tithonus | Photo mortelle |
| 6X11 | Two Fathers | Toute la vérité (1) |
| 6X12 | One Son | Toute la vérité (2) |
| 6X13 | Agua Mala | Agua Mala |
| 6X14 | Monday | Lundi |
| 6X15 | Arcadia | Bienvenue en Arcadie |
| 6X16 | Alpha | Entre chien et loup |
| 6X17 | Trevor | Trevor |
| 6X18 | Milagro | A coeur perdu |
| 6X19 | The Unnatural | Le grand jour |
| 6X20 | Three of a kind | Brelan d'as |
| 6X21 | Field trip | Spores |
| 6X22 | Biogenesis | Biogénèse |
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