Ghostbuster

3 clues
Poltergeist killer?
Dr. Venkman, for one
2016 movie profession for the four actresses featured in this puzzle
Similar answers:
Adbusters
Aghost
Aghostlygalleon
Aghostofachance
Aliceghostley
Alienghostalive
Bahrainbuster
Ballbuster
Becauseallghostscan
Bellybuster
Blockbuster
Blockbusterbook
Blockbusters
Blockofbusters
Bonkbuster
Brainbuster
Brockbuster
Broncobuster
Buster
Busterbrown