David Orth was born and raised in Kitchener, Ontario, Canada. He has had many leading roles in various TV shows, including most notably, The Lost World as Edward "Ned" Malone. He has also starred in Beyond Reality, the Ray Bradbury Theatre, and many others.

David has been taught by some of Toronto's leading acting coach's. They are Anthony Cheetam, Susan Bristow and Ron Leach. David is also an alumni for the famous acting troupe, Second City which spawned its predecessor The Compass Player. David is also known for his accents. Which range from English, Irish, and Scottish among others.

In his spare time, David Orth likes to stay in shape, ride motorcycles, and take care of his dog, Rory.