Thanks to SneakPeekTV.Com, Sneak Peek American International Pictures' 1967 'psychedelic' cult feature "The Trip", written by Jack Nicholson, starring Nicholson, Peter Fonda, Bruce Dern and Dennis Hopper :
"...'Paul Groves' (Fonda), a television commercial director, is in the midst of a personality crisis. His wife 'Sally' (Susan Strasberg) has left him and he seeks the help of his friend 'John' (Dern), a self-styled guru who's an advocate of 'LSD'.
"Paul asks John to be the guide on his first 'trip'. John then takes Paul to see his friend 'Max' (Hopper).
"They score 'acid' from Max and return to John's split-level pad with an indoor pool. Paul experiences visions of sex, death, strobe lights, flowers, dancing girls, witches, hooded riders, a torture chamber and a dwarf.
"He panics but John tells him to 'go with it, man'..."
Click the images to enlarge and Sneak Peek "The Trip"...