dvdtalk. This was followed by a small role in the Chicago-filmed drama 1998. In the episode "Good Boy", Greer took on the lead role of Maggie, a woman who adopts an emotional support dog that murders people who escalate Maggie's anxiety. I was getting bigger and jjdy best friend roles but I was sick of being everyone's best friend all the time! Judy Greer is prevalently known as a character craftsman and has shown up in a few satire and dramatization motion pictures. zap2it.