Donnie Wahlberg made a rare comment about what his onscreen dad Tom Selleck thought about his Blue Bloods spinoff Boston Blue. "[With] Tom, when the time is right, I'm sure we'll find something to do together [on the show]," Wahlberg exclusively told Us Weekly at CBS Fest on Wednesday, April 15. "Tom supported me doing this." Wahlberg hinted that Selleck "may want to play" Frank again - or he "may not." "But it will really depend on the timing, the situation and the script most of all. But we've had other members of the cast of Blue Bloods on.