During this exciting pivotal season: Clark faces rogue Kryptonians, Lex Luthor launches a vicious political campaign, the Fortress of Solitude rises, Clark's love for Lana Lang deepens and he and Lois Lane remain friendly adversaries, Clark crosses paths with AC (aka Aquaman), Victor Stone (aka Cyborg) and the mysterious Milton Fine (aka Brainiac).

Title from container. Superman created by Jerry Siegel & Joe Shuster. 'Smallville' is based on DC Comics characters; developed for television by Alfred Gough & Miles Millar. Contains all 22 episodes from the fifth season. Special features: Unaired scenes ; Disc 2: "Thirst" commentary by Alfred Gough, Miles Millar, Ken Horton and Steven S. DeKnight; "Splinter" commentary by Steven S. DeKnight, James Marshall and James Marsters ; Disc 4: "Vengeance chronicles" promo webisodes; locate Easter eggs to enhance "Vengeance chronicles" ; Disc 6: "Smallville's 100th episode: the making of a milestone": creating the episode "Reckoning"; "Look, up in the sky!: the amazing story of Superman": excerpts from the new documentary produced by Bryan Singer and Kevin Burns.

Disc 1: Episode 1:Arrival / written by Todd Slavkin & Darren Swimmer ; directed by James Marshall ; Episode 2: Mortal / written by Steven S. DeKnight ; directed by Terrence O'Hara ; Episode 3: Hidden / written by Kelly Souders & Brian Peterson ; directed by Whitney Ransick ; Episode 4: Aqua / written by Todd Slavkin & Darren Swimmer ; directed by Bradford May -- Disc 2: Episode 5: Thirst / written by Steven S. DeKnight ; directed by Paul Shapiro ; Episode 6: Exposed / written by Kelly Souders & Brian Peterson ; directed by Jeannot Szwarc ; Episode 7: Splinter / r written by Steven S. DeKnight ; directed by James Marshall ; Episode 8: Solitude / written by Todd Slavkin & Darren Swimmer ; directed by Paul Shapiro -- Disc 3: Episode 9: Lexmas / written by Holly Harold ; directed by Rick Rosenthal ; Episode 10: Fanatic / written by Wendy Mericle ; directed by Michael Rohl ; Episode 11: Lockdown / written by Steven S. DeKnight ; directed by Peter Ellis ; Episode 12: Reckoning / written by Kelly Souders & Brian Peterson ; directed by Greg Beema -- Disc 4: Episode 13: Vengeance / written by Al Septien & Turi Meyer ; directed by Jeannot Szwarc ; Episode 14: Tomb / written by Steven S. DeKnight ; directed by Whitney Ransick ; Episode 15: Cyborg / written by Caroline Dries ; directed by Glen Winter -- Disc 5: Episode 16: Hypnotic / written by Todd Slavkin & Darren Swimmer ; directed by Michael Rohl ; Episode 17: Void / written by Holly Harold ; directed by Jeannot Swarc Episode 18: Fragile / written by Todd Slavkin & Darren Swimmer ; directed by Tom Welling ; Episode 19: Mercy / written by Steven S. DeKnight ; directed by James Marshal -- Disc 6: Episode 20: Fade / written by Turi Meyer & Al Septien ; directed by Terrence O'Hara ; Episode 21: Oracle / teleplay by Caroline Dries ; story by Neil Sadhu & Daniel Sulzberg ; directed by Whitney Ransick ; Episode 22: Vessel / written by Kelly Souders & Brian Peterson ; directed by James Marshall.