- Lost Producers are attempting to obtain contracts with the bulk of old cast members for season 6 and checking their filming availability.
- This includes Cynthia Watros,Adewale Akinnuoye-Agbaje, Clancy Brown, Daniel Roebuck, Mira Furlan, Andrew Divoff, M.C. Gainey, Brett Cullen, and Bill Mapother. None of these have been officially confirmed/signed up
- Also included are a number of ex-major characters, Maggie Grace, Ian Sommerhalder, Dom, Elizabeth Mitchell, Michell Rodriquez, Harold and Rebecca for multiple episodes.