The Great Masquerade (1974)
In order to infiltrate a gang of drug smugglers, a cop is sent undercover to participate in a drag queen beauty contest aboard a cruise ship
Popcorn (1991)
A master of disguise deranged killer begins killing off the college students who are organizing a horror movie marathon in an abandoned theater
Children Shouldnt Play with Dead Things (1972)
Six friends in a theatrical troupe dig up a corpse on an abandoned island to use in a mock Satanic rite It backfires with deadly consequences