Transcript for Patrick Dempsey talks ‘Grey’s Anatomy,’ ‘Disenchanted’ and new passion project
hey Turning now to "Grey's anatomy" star Patrick Dempsey and his passion project to make clean water available in a sustainable way. This segment sponsored by Poland spring origin which is making it happen. Beautiful day to save lives. He stole our mcdreamy, Dr. Derek shepherd on "Grey's anatomy" returning to the show earlier this season to fans' delight. Meredith. Feel something Derek. Reporter: Striking fear in the blockbuster "Transformers". You're the one. Reporter: Reminding us why we like fairy tales like "Enchanted". He knows the song too? Amy Adams is so amazing in that film. It was a fun project to be part of. Reporter: And sharing news on the much anticipated sequel. I just got the script for the second movie and then I'm starting to go through and get notes together. There's talk that we'll start shooting that in the spring which is exciting. Any last words before I dispatch you? Reporter: Outside of acting another love for Dempsey, his home state of Maine. Hey. Hey. Reporter: Representing bowden college in "Grey's anatomy" Bowden is special in Maine and I said, it would be good if we could honor the school in some way. Reporter: Now Dempsey is heading back to Maine again as a spokesperson teaming up with Poland spring origin featured in a new campaign shining a light on sustainability. Poland spring origin highlighting their new 100% recycled bottles filled with water sourced naturally from Maine. All this water is coming from this 10,000-year-old aqueduct. It's pure and filtered. That's really quite special. You taste it. It's clean and it's crisp and refreshing. For Dempsey sustainability should be the main focus for all. What we have to do with it, it's quite clear what's happening, we are seeing storms because of the human impact on our planet and have to take more steps. Indeed we do and thanks to Poland spring origin and for you "Grey's" fans Patrick Dempsey confirmed we will see more from Dr. Shepherd this season.
This transcript has been automatically generated and may not be 100% accurate.