The Men Who Stare at Ghosts (2011)

Best friends Ralph, Pat, and Dar are forced to take odd jobs to pay their rent. To make matters worse, Dar tragically dies after participating in a new study. However, thanks to the experimental pill he took, Dar can come and go as he pleases as a ghost! Queue The Men Who Stare at Ghosts; new ghost hunters on the market! That is, until an occultist named Basilisk threatens the lives of the city, and eventually, the world...