Lost in Space is a 1998 science fiction film about the Robinson family who are sent on a mission to colonize a new world but end up stranded in space after their ship is sabotaged.
The "Lost in Space" title font on the poster is most likely Copperplate Gothic 33 BC, which was originally created by Frederic W. Goudy for American Type Founders in the early 1900s. You can learn more about the font here.