David Dayan Fisher is an English actor from London, England. He is known for his frequent portrayal of antagonistic characters, as well as his deep voice.

He played Michael Sowerby/Raz in The Bill, he has also appeared in The Last Post, National Treasure, NCIS, Robbery Homicide Division, Burn Notice, Charmed, 24, Numb3rs, and Stargate Atlantis, playing Baden in the episode, "The Game." He has been seen as the recurring character Trent Kort on NCIS. As a voice actor, Fisher provided the voice of Xaldin, a member of Organization XIII, in the Kingdom Hearts video game franchise.

• The Bill (1998, 2 episodes) - Michael Sowerby
• Robbery Homicide Division (2002, 1 episode) - Berman
• Charmed (2005, 1 episode) - Margoyle
• NCIS (2006-2016, 14 episodes) as Trent Kort, CIA
• 24 (2006, 3 episodes) Russian terrorist Anton Beresch
• Numb3rs (2006, 1 episode: "Harvest") - Michael Tolchuck
• Stargate Atlantis (2006, episode: "The Game") - Baden
• Everybody Hates Chris (2006, episode 9) - The Devil
• NCIS: Los Angeles (2010, 1 episode) - Trent Kort, CIA^[1]
• Burn Notice (2011, episode: "Hard Out") - Miles Vanderwall

• America Brown (2004) - Diner owner (uncredited)
• The Librarian: Quest for the Spear (2004, TV Movie) - Rhodes
• National Treasure (2004) - Shaw
• Redline (2007) - Godfather
• Tony 5 (2008) - Jacko
• Don't Look Up (2009) - Wadim
• The Dark Knight Rises (2012) - Shoe Shine Man at GSE
• Everlasting (2016) - Maurice
• Like Lambs (2016) - Mr. Drummond

• The Bard's Tale (2004) - Additional voices (voice, as David Fisher)^[2]
• Kingdom Hearts II (2006) - Xaldin (English version, voice)
• Kingdom Hearts II Final Mix (2007) - Xaldin (English version, voice)
• Kingdom Hearts 358/2 Days (2009) - Xaldin (English version, voice)
• Kingdom Hearts Birth by Sleep (2010) - Dilan (English version, voice)
• Kingdom Hearts HD 1.5 Remix (2013) - Xaldin (English version, voice)
• Kingdom Hearts HD 2.5 Remix (2014) - Dilan / Xaldin (English version, voice)

• David Dayan Fisher at IMDb