One of five children, Leyden was born and raised in Melbourne, Australia, by
his parents, John and Ros. After graduating high school, he attended both
Monash University and the National Institute of Dramatic Arts, graduating
with degrees in economics and dramatic arts, respectively.
The actor starred
in the mini-series Tribe, and can be seen in episodes of F.A.R.S.C.A.P.E.,
Beastmaster and Home and Away. Leyden appeared in the film Under The Gun, and also has a number of regional theater credits. He has also appeared in the daytime drama, As The World Turns. He has appeared in episodes of Dragnet and Law & Order, SVU and Ghost Whisperer. Most recently, he was cast as "Tony" in the thirteen episode series LAX. He also wrote, co-produced and directed a 15 minute short film, Liquid Assets. In Melbourne, he and two friends ran Wandering Wolf Productions and has started a new company, Jackknife Productions. Currently, he is working on several screenplays.
In his spare time, Leyden enjoys playing outdoor sports, the saxophone and guitar.
His birthday is December 16. Leyden currently resides in New York