Charles Malik Whitfield (FBI Agent Victor Henricksen) is scheduled to attend Rogue Events' 3rd Asylum convention, to be held 29th-31st May, 2009 at the Hilton Birmingham Metropole, National Exhibition Centre, Birmingham, UK.
As was already announced, Gabriel Tigerman (Andrew "Andy" Gallagher), Samantha Smith (Mary Winchester), Fredric Lehne (The Yellow-Eyed Demon), Richard Speight Jr. (The Trickster) and Amy Gumenick (Young Mary Winchester) are also scheduled to attend the event.
Source: Rogue Events.
Disclaimer: WinchesterBros.com and MediaBlvd.com are in no way connected to the event.