Derek, Amelia and their sisters.Mr. Shepherd is an the father of
- Mr. Shepherd was killed in his store was Amelia was only 5 years old. Derek and Amelia saw him get shot and the gunmen's goal was to steal money and his watch, which his wife gave to him, they didn't steal the watch. In Private Practice, Amelia has the watch and she talks (with Addison) about her father's death.
- Derek's father is first mentioned by Carolyn in the episode "Sympathy For The Devil"