4x01 "The Freshman"
[Frischlinge]

4x02 "Living Conditions"
[(K)eine Menschenseele]

4x03 "The Harsh Light of Day"
[Der Stein von Amara]

4x04 "Fear, Itself"
[Der Dämon der Angst]

4x05 "Beer Bad"
[Das Bier der bösen Denkungsart]

4x06 "Wild at Heart"
[Wilde Herzen]

4x07 "The Initiative"
[Die Initiative]

4x08 "Pangs"
[Der Geist der Chumash]

4x09 "Something Blue"
[Mein Wille geschehe]

4x10 "Hush"
[Das große Schweigen]

4x11 "Doomed"
[Das Opfer der Drei]

4x12 "A New Man"
[Metamorphosen]

4x13 "The I in Team"
[Schein und Sein]

4x14 "Goodbye Iowa"
[Die Kampfmaschine]

4x15 "This Year's Girl, Part 1"
[Böses Erwachen]

4x16 "Who Are You, Part 2"
[Im Körper des Feindes]

4x17 "Superstar"
[Jonathan, Superstar]

4x18 "Where the Wild Things Are"
[Die Unersättlichen]

4x19 "New Moon Rising"
[Abschiede]

4x20 "The Yoko Factor, Part 1"
[Der Yokofaktor]

4x21 "Primeval, Part 2"
[Das letzte Gefecht]

4x22 "Restless"
[Jedem sein Albtraum]