 He believed the changes granted the studio and network's wish to "make it a little younger and hipper".O'Loughlin felt that the whole cast's becoming "a little bit younger" especially affected the character Josef, as the originally chosen actor, Šerbedžija, was twice Jason Dohring's age.The creators and the network were concerned that Josef, whose relationship with Mick was important, would appear as more of a "father figure" rather than as a friend.