'Grey's Anatomy': Greg Germann Leaving as Series Regular
already saying goodbye to Jesse Williams on Thursday's episode, but the twist was, he wasn't the Grey Sloan doc exiting the series.Greg Germann, who plays Dr. Tom Koracick, will be leaving ABC's medical drama as a series regular after the latest episode, ET confirms, but he is expected to pop in as a guest star in the future. «Greg Germann is a comic genius and we are so lucky that he brought his talents to our show these last few years,» showrunner/executive producer Krista Vernoff said in a statement to ET.