The regular version is officially called Lost: The Complete Fifth Season, The Journey Back - Expanded Edition. The deluxe version is called Lost The Complete Fifth Season Dharma Initiative Orientation Kit. The sets were released on December 8, 2009, by Buena Vista Home Entertainment.
- Pricing
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- The bonus features included on all versions:
- Lost on Location - How they accomplished some of the major action scenes
- Building 23 & Beyond - Michael Emerson hosts a look around the writers' offices
- An Epic Day with Richard Alpert - The cameras follow Nestor Carbonell for 19 hours
- Mysteries of the Universe: The Dharma Initiative - An investigation into Dharma
- Two Audio Commentaries
- Making up for Lost Time - A look at filming time jumps
- Lost Bloopers
- Deleted Scenes
- Additional bonus features included with limited edition Dharma Initiation kits:
- The set comes in a Dharma Initiative Orientation Kit binder, which is inside a Dharma box that looks like it's been around awhile
- A VHS tape of the Orientation Video
- Additional paperwork, including a map, pamphlets for the Dharma pool, security, and cafeteria, and the full text of The Truce (between the Hostiles and the Others) dated August 15, 1973
- Four (random sets have five) Dharma patches
- The disc holders look like floppy disks
- A CD containing "Dharma Lady" by Geronimo Jackson
- Bonus features included only on Blu-ray Hi-Def:
- Lost University (see below)
- Lost 100 - reflections on the first 100 episodes
- Hieroglyphs faintly visible on the cover
- Additional Easter Eggs
- Season Play
- Seamless Menus
Lost University
Available only on the Blu-ray versions, Lost University is the first-of-its-kind educational experience. Powered by BD-Live, the two-semester program allows students to explore the mysteries, secrets, and stories of Lost from an academic point of view. Take a peek at some Lost University photos.- Courses:
- HIS 101: Ancient Writing on the Wall: This course will glance into both the culture and history of ancient Egyptian communication through hieroglyphics. The significance of these writings, from their inception to their current state, will be explored over two sessions as we decipher this once forgotten language of the gods.
- LAN 101: Foreign Language for Beginners: This course offers two introductory-level classes that will help prepare the student for any situation in everyday life. Professors break down 15 key phrases through the listen-and-repeat method of learning.
- PHI 101: I Am Lost Therefore I Am: It's no secret that Lost incorporates philosophical themes and references into the show. Delve deeper into who these referenced philosophers really are, and how various philosophical viewpoints and theories relate to the characters and storylines of Lost.
- PHY 101: Introductory Physics of Time Travel: Go beyond the Time Travel explored on Lost and examine some basic physics concepts ranging from the perception of time itself to the realities of traveling through spacetime. Visiting professors active in the field of theoretical physics will discuss these topics over two sessions.
- SCI 101: Jungle Survival Skills: If you ever find yourself stranded on a deserted tropical island, would you know the steps you need to take to survive? This course will give you the basic information to survive until you are rescued.
Which Version Should You Get
If you can play and afford it, the deluxe Blu-ray is the way to go, but it's very expensive. If you are a die-hard fan and want a collectors item, go for the deluxe version. If you just want all the episodes and a few bonuses, save your money and get the regular version.'Lost' Season 5 DVD and Blu-ray Versions
| DVD | Blu-ray | DVD Deluxe | Blu-ray Deluxe | |
| Standard Bonus | X | X | X | X |
| Additional Bonuses | X | X | ||
| Lost University | X | X | ||
| Special Packaging | X | X |