In an interview with Joshua Jackson, he describes his characters's father, Walter Bishop, as the Wizard of Oz and describes their relationship. Joshua goes on to say what we can expect when the show returns on April 7.
Well, what choice do I have? I've been haunted for weeks with visions of a strange man. And now the man is here, in the flesh, in our midst, and no one will let me examine him or even see him. I'm kept in the dark knowing nothing. How's a man supposed to get some rest with all these uncertainties?