Kevin McKidd is Owen Hunt.

I love you Dannica so much. But I'm not the same man I was.

Ashely Greene as Dannica Jenna Shepherd Hunt. She's the twin sister of Derek and the head of general surgery.

You are still the person I fell in love with Owen. I will always be here for you through everything.

Patrick Dempsey as Derek Shepherd.

You're my sister Danni. My twin. And I love you so much.

Caterina Scorsone as Amelia Shepherd.

I just need my big sister Danni. I'm having trouble with things and I could really use my big sister.

Daniel Gillies as Christopher Matthew Adamson. He's Dannica's best friend and the head of pediatric surgery.

You know she missed you every day. She talked about you and how much she missed you.