"Grey's Anatomy" star Alex Landi is returning to the long-running medical drama for season 20. Landi played Dr. Nico Kim, who was in a relationship with Dr. Levi Schmitt. Landi's return was teased on his official Instagram account, but it is unclear how many episodes he will appear in. His character's relationship with Schmitt was a significant part of the storyline, and his return is expected to impact Schmitt's ongoing storyline. "Grey's Anatomy" season 20 premieres on March 14. The show has won several awards and follows the lives of doctors at Grey Sloan Memorial.