For this role he has been nominated for a Leo Award in the Best Lead Performance by a Male in a Dramatic Series category and won in 2010.
On May 6, 2013 Dunne appeared in an episode of Defiance as Miko.
He has also co-authored the novels for Penguin Books.
He returned to the show in 2014 in a recurring role as Mordecai, an Irathient lawyer and apparent reincarnation of an ancient astronaut of the same species.
In addition to his acting career, Dunne has also co-written the Roxy Hunter franchise for Nickelodeon.
The first two films, Roxy Hunter and the Mystery of the Moody Ghost and Roxy Hunter and the Secret of the Shaman were shot in 2005.
These films spawned a successful franchise that has led to his co-writing the third and fourth installments in the series, Roxy Hunter and the Myth of the Mermaid and Roxy Hunter and the Horrific Halloween.
Dunne also portrayed Robin Hood in the television film Beyond Sherwood Forest, directed by Peter De Luise, starring alongside Erica Durance.
Beginning in 2007, Dunne co-starred with Amanda Tapping in the science fiction/fantasy series Sanctuary which premiered as a series of eight webisodes before being commissioned as a conventional TV series by Syfy in the U. The series was broadcast on many international free-to-air and cable networks.
Robin Dunne (born November 19, 1976) is a Canadian actor who is mainly known for having had numerous leading roles in sequels throughout his career and latterly for his role as Doctor Will Zimmerman in the science fiction television series, Sanctuary.
Robin Dunne's mother is a native of Dublin in the Republic of Ireland.
It is this link that has given him such an affinity with the country, the love of Guinness and also helped him produce a pitch perfect Irish accent. One of Dunne's earliest starring roles was as Franz Bhaer in the television series Little Men from 1998–99.
He also starred in UPN's short-lived As If as well as recurring guest roles on Dawson's Creek and Dead Like Me. His most notable movie role was the character Sebastian Valmont in Cruel Intentions 2.