4K Restoration From The Last Surviving 35mm Print By Le Chat Qui Fume
4K (2160p) Ultra HD Blu-ray Presentation In Dolby Vision (HDR10 Compatible)
Original Lossless Esperanto Mono Audio
Optional English Subtitles
Optional Esperanto Subtitles For The Deaf And Hard-Of-Hearing
New Audio Commentary By Writer And Genre Historian David J. Schow, Author Of The Outer Limits: The Official Companion
Archive Audio Commentary By Star William Shatner
Archive Audio Commentary By Producer Anthony Taylor, Cinematographer Conrad L. Hall And Camera Operator William Fraker
Alternate 1.37:1 Presentation Of The Film (1080p Only)
"Words And Worlds: Incubus And Esperanto In Cinema", A Newly Filmed Interview With Genre Historian Stephen Bissette
"Internacia Lingvo: A History Of Esperanto", A Newly Filmed Interview With Esther Schor, Author Of Bridge Of Words: Esperanto And The Dream Of A Universal Language
"An Interview With The Makers Of Incubus", An Archive Interview By Schow With Taylor, Hall And Fraker
Video Trailer
Reversible Sleeve Featuring Newly Commissioned Artwork By Richard Wells
Illustrated Collector's Booklet Featuring New Writing On The Film By Frank Collins And Jason Kruppa