Television
TV Documentaries: David has originated and acted as consultant for over 28 historical/archaeological/heritage documentaries over the past 14 years, including:
| Cahokia: America's Lost Metropolis | program consultant | BBC |
| Ancient Voices | program consultant | BBC |
| Secrets of the Dead | program consultant | BBC |
| Down to Earth | Co-Presenter. | Channel 4 1993 |
| Alexander the God King | Originator / Primary Consultant | BBC 2, May 1996 |
| Flight Paths to the Gods [Decoding Peru’s Nasca Lines], | Program consultant | BBC 2, 1997 |
| The Lost World of Eldorado [The Search for Eldorado] | Program consultant | BBC2, May 1998 |
| The Great Flood [Seeking Noah’s Flood], | Program consultant | BBC2/Learning Channel/Time Life, January 1999 |
| Catastrophe: The Day the Sun Went Out | Originator, Author, Primary Consultant, Presenter. | Channel 4/WNET 13, 27 July 1999. |
| Catastrophe: How the World Changed, | Originator, Author, Primary Consultant, Presenter. | Channel 4/WNET 13, August 1999 |
| The Hunt for the First Americans [Tracking the First Americans] | Program consultant | BBC2/Learning Channel/Time Life, September 1999 |
| The Mystery of the Taj Mahal | Program consultant | BBC2/Learning Channel/Time Life], 1999 |
| Egypt's Lost City | Originator & Consultant | BBC |
| The Immortal Emperor | Originator & Consultant | BBC 2, September 1996 |
| The Search for the Holy Grail [In Pursuit of the Holy Grail] | Originator & Consultant | BBC2/Learning Channel, February 1998 |
| Stonehenge [The Secrets of Stonehenge] | Originator & Consultant | BBC 2/Learning Channel/Time Life, May 1998 |
| Empire of Death [The Riddle of Nubia’s Tombs], | Originator & Consultant | BBC2/Learning Channel/Time Life, May 1999 |
| Egypt’s Lost City | Originator & Consultant | BBC2/Learning Channel/Time Life] January 2000 |
| Blood and Flowers: In Search of the Aztecs [Aztecs: Inside the Hidden Kingdom] | Originator / Primary Consultant | BBC2/ Learning Channel/Time Life], 2000 |
| Cahokia – America’s Lost Metropolis | Originator / Primary Consultant | BBC2/Learning Channel/Time Life], July 2000 |
| The Mummies of Cladh Hallan | Originator / Primary Consultant | BBC2 , March 20 |
| True Horror with Anthony Head: Vampires, | Originator / Primary Consultant | Discovery 2004 |
| True Horror with Anthony Head: Demons | Program consultant | Discovery Channel 2004 |
| True Horror with Anthony Head: Werewolves | Program consultant | Discovery 2004 |
| True Horror with Anthony Head: Witches | Program consultant | Discovery 2004 |
| True Horror with Anthony Head: Zombies | Program consultant | Discovery 2004 |
| The Killer Wave of 1607, | Program consultant | BBC2, April 2005. |
| Killer Cloud, | Originator / Consultant | [BBC2], January 2007 |
| Gladiators: Back from the Dead, | Originator / Primary Consultant | Channel 4/Nat Geo/History Channel], 2010 |
| Viking Voyage | Originator / Primary Consultant | [BB2], January 2008 |