Cameo appearance as extra walking through the airport in the final episode of season six. After Doug hires Nancy as his assistant, Cline hits on Nancy for a date. He establishes contact with Silas while the latter is in Copenhagen. Judah Botwin, her first husband, believed Silas to be his son and raised him from birth. He learns that the police are corrupt and take bribes—and also not to trust anyone, as one of his employees turns out to be a federal undercover agent.
It is revealed in the series finale by Guillermo that he started a cosplay company.
If You Had Sense Enough To Quit 'Weeds' Years Ago, This Is How The Series Ended Last Night
After encountering numerous challenges with girlfriends—including a deaf girl he dated named Megan who had an abortion —and the realities of the drug business, he decides that he wants in on the action—without his mother looking over his shoulder constantly. Doug has a wife named Dana whom he loves very much but who will not have sex with him. In season 4, Sanjay and Clinique's baby has been born and Nancy recruits them both to work at a fake maternity store that later gets shut down during a D. Both Nancy and Jill compromise and move in together to raise Stevie. After Jill leaves the entire house to go move elsewhere, the rest of the group move back to what is now Regrestic in order to make amends and see how things are doing there. He is given the nickname "Davenport" because of his desire to resettle in Davenport, Florida, which he confuses with Davenport, Iowa. After Demetri is released he agrees to supply Kiku when she and Nancy go looking for him but there is one condition; Nancy doesn't get his heart this time.
To that end, Doug starts using anabolic steroids; the drug eventually induces side-effects including "roid rage". In the series finale, Nancy mentions that she lives in India. In fact she plunges back into the drug life at the first opportunity whenever she's pushed away from it. He is introduced while watching over the US end of the underground tunnel to keep Nancy from going through it. Has no idea of his mother's double life initially. She kisses one of her female friends on the lips, is seen dancing with another girl at her graduation party, and gets excited over seeing two women kissing each other on TV.