John Burke first appear February 24th as Everett Dawson. My guess is he'll be playing the State's attorney.
Dakin Matthews is coming to GH February 24th where he will be portraying Judge Carroll in the Claudia Zacchara Corinthos Murder.
Jennifer Lyons appears on GH March 3 where she will portray Jennifer Biles.
Carolyn Hennesy's husband, Donald Agnelli, appears March 7th. He will portray a biker at Jake's.