Douglas Joblin is a voice actor known for their work in English dubs of anime series, particularly within the franchises produced by Bushiroad. Their career is primarily documented through credits in the Cardfight!! Vanguard and Future Card Buddyfight series, where they have voiced a variety of characters.

In the Cardfight!! Vanguard universe, Joblin has taken on numerous roles across several installments. In Cardfight!! Vanguard: Shinemon Arc, they provided the voice for Teenage Chrono Shindo, as well as a character named Assistacat across fifteen episodes. Their other credits in this franchise include appearances as Osamu Kishida, Gwynn the Ripper, and various unnamed students and board members in series such as Cardfight!! Vanguard (2018), Cardfight!! Vanguard G NEXT, Cardfight!! Vanguard overDress, Cardfight!! Vanguard will+Dress, and Cardfight!! Vanguard: High School Arc Cont..

Joblin's work is also prominent in the Future Card Buddyfight franchise. They voiced the character Garcat in Future Card Buddyfight Ace and took on roles such as Delta in Future Card Buddyfight Battsu and Future Card Buddyfight X: All-Star Fight. Additional credits in Future Card Buddyfight Ace include the characters Govern Star Dragon and Fret.

A notable aspect of Joblin's career is their recurring collaboration with the English dubs of Bushiroad's card game anime adaptations, specifically the long-running Cardfight!! Vanguard and Future Card Buddyfight metaseries. Their body of work consists of a wide range of supporting and secondary characters, demonstrating their versatility within these franchises.