 Upset, Becky tells Steve she is terrified that history was repeating itself in that her miscarriage would end their marriage, just like it did to his marriage with Karen, six years before.Steve, however, quickly reassures Becky that he and Karen divorced for several reasons.Suranne Jones was cast as machinist Karen by then producer Jane Macnaught in early 2000, having previously appeared briefly in April 1997 as Mandy Phillips, the girlfriend of Chris Collins (Matthew Marsden).