Doug inherits much of his physical traits from his father. Doug is lean and has dark blond hair, pale skin, light colored eyes.
Doug has a kind and loyal personality. He seems more committed to helping his parents than his older brother, especially when it comes to politics in Bristol Cove. Doug also seems to be a social person being he was present at several social gatherings (political events/parties/etc.), which his brother was also at, throughout the first season.
- "The Mermaid Discovery" (first appearance)
- The Lure
- Interview With a Mermaid
- Curse of the Starving Class
- Being Human
- His love life is unknown.
- He is unaware of Ryn's identity as a mermaid and of being distantly related to Helen whose heritage involves mermaids.
- He is working alongside his father to further fund Kelsco Oil in an attempt to help his paraplegic mother.
- He is quite startled, but seems fine with the polyamorous relationship between his brother Ben, Maddie and Ryn.