Steve Johnson Created Movie Icons Like Slimer in ’Ghostbusters’ Before Flaming Out on Drugs. A New Doc Traces His Art and Recovery

Director Nick Taylor spent years admiring the work of special effects artist Steve Johnson in a way that went beyond basic curiosity. “He was someone who had a very special place in my heart, because I grew up as a lonely misfit horror fan,” Taylor says. “I didn’t have a lot of friends who were…