Per the Hollywood Reporter, Johnny Galecki (Roseanne) has been tapped to join Jim Parsons in playing a pair of theoretical physicists wowed by the same woman in the CBS comedy pilot The Big Bang Theory.... Danielle Savre (Summerland) is Chris Elliott's daughter in CBS' You've Reached the Elliotts.... Edward Kerr (What I Like About You) is a ruggedly handsome reporter on ABC's Girls on the Bus.... Hot off the success of Emily's Reasons Why Not, Smith Cho has been added to CW's She Said/He Said.... ABC has pulled the plug on Mr. Nice Guy, a comedy starring Diedrich Bader and Rena Sofer.