|First Appearance||The Magician|
|Last Appearance||Now You See Him|
|Appeared In||2 Episodes|
Gregory Harrow was a rich man who murdered the daugther of Magnus Elphrenson.
After some evidence left by Magnus, Michelle and Toby come to talk to Gregory.
In Now You See Him, Gregory's father faked his death and hid him away. He is living in a cabin when Magnus finds him and holds him at gunpoint.