Season 4

01 Familiar Surroundings Episode 129th August 2005 Grif has a hard time coming to terms with the Red team's unexpected return to Blood Gulch; meanwhile back on Zanzibar, Church gets scared out of his own body. 02 Hunting Time Episode 25th September 2005 Tex, Tucker, and Church search for the big thing while Sarge tries a new strategy to get Grif down from the ledge. 03 Fight or Fright Episode 312th September 2005 Simmons is frustrated that Sarge won't believe he saw a tank while the Blues send in bait to lure the alien into a trap. 04 Fair Competition Episode 419th September 2005 Donut finds competition in his attempt to become the Reds new second in command while Caboose introduces the blues to the Alien. 05 Lost in Triangulation Episode 528th September 2005 The Blues continue to try translating what the alien is saying, while the Reds continue Sarge's right-hand-man contest. 06 The Hard Stop Episode 65th October 2005 Tucker tries to teach the Alien how to speak English while Donut keeps Simmons away from the Red Base. 07 Previous Commitments Episode 717th October 2005 The Blues find someone to translate the Alien language while Simmons mounts an assault on the Red Base. 08 Looking For Group Episode 824th October 2005 Tucker, Caboose, Andy and the Alien prepare for a dangerous quest while Grif tries to talk Simmons out of killing all the Reds. 09 Exploring Our Differences Episode 97th November 2005 Simmons takes Grif hostage while Church has a heart to heart with Tucker about his dangerous quest. 10 Setting A High Bar Episode 1022nd November 2005 Donut and Sarge investigate Grif’s kidnapping, while the Quest team arrives at the burning planes to face a demon. 11 Getting All Misty Episode 115th December 2005 Sarge’s rescue attempt goes awry while the Quest team uses Tucker as bait. 12 Talk Of The Town Episode 1213th December 2005 The Quest team arrives at the freezing planes while Church negotiates a surrender with Donut. 13 Sneaking In Episode 1320th December 2005 Tex storms the Freezing Planes base while Donut explains to Sarge and Grif how he led the greatest military operation ever to free them. 14 You Keep Using That Word Episode 1413th January 2006 Sheila gets mad over Church’s new fleet while a new Spartan creates an obstacle for the Quest. 15 Getting Debriefed Episode 1523rd January 2006 Simmons comes back to the Red Base while the Quest team return from a disastrous encounter. 16 Under The Weather Episode 1610th February 2006 At the Blue Base, Tucker becomes ill and while at the Red Base, Simmons meets resistance from Donut and Grif. 17 Right To Remain Silenced Episode 172nd March 2006 Simmons attempts to report the Blue's plans, while O'Malley, Doc, and Lopez return to the gulch. 18 Things Are Looking Down Episode 1816th March 2006 Sarge, Simmons, and Grif race towards the Blue Base, while Donut attempts to communicate in Spanish. 19 Two for One Episode 1920th March 2006 Doc examines Tucker and the Reds discuss the appropriateness of hand to hand combat, sniping, and nuclear warfare. 20 The Arrival Episode 201st April 2006 Doc and Church discuss Tucker's pregnancy, while Andy plays Command's message for the Reds.