The Hitchhiker’s Guide to the Galaxy is a comedy science fiction franchise created by Douglas Adams. Players assume the role of Arthur Dent, stranded in space after the destruction of Earth. They have to navigate intergalactic challenges and puzzles in order to find their way back home.
The font used for the Hitchhiker’s Guide to the Galaxy title is most probably Harlow Solid LET created by Colin Brignall in 1977. The font is a commercial one and you can view more details about it here.