Gillian Anderson, aka Dana Scully, definitely made an impression on the future ghostbuster when she was just a little girl. Not only did she provide a kick-ass role model for McKinnon to aspire to, but according to this interview with Queerty, Scully was also a big part of McKinnon's lesbian-awakening.
I figured it out by watching the X-Files and noticing my physiological reaction to it. I thought it was a product of David Duchovny’s face but it was Gillian Anderson who still is the queen of my heart.
The two now share the experiences of playing strong females who take on the supernatural and being berated online by misogynists who can't handle a little onscreen girl power. Yay!