|Family|| Ex-wife: Janet Cooper|
Daughter: Megan Cooper
|Location||San Francisco, California|
Mark Renbe (Real name: Mark Cooper) is a seasoned journalist in San Francisco who's always on the lookout for scandal. He investigates the bizarre disappearance of Janet Cooper, despite the fact his boss believes there is no story there.
In "Shadows in the Cave" it is revealed that Mark rejected Janet's announcement of her pregnancy.