Denise Petski Senior Managing EditorEXCLUSIVE: Terrence Terrell (Giants) is set as a series regular in CBS’ new Chuck Lorre-Marco Pennette multi-camera comedy series B Positive, headlined by Thomas Middleditch and Annaleigh Ashford.Created by Pennette, B Positive is about a therapist and newly divorced dad (Middleditch) who is faced with finding a kidney donor when he runs into a rough-around-the-edges woman from his past (Ashford) who volunteers her own.