This week, Tom Selleck was spotted reuniting with his former co-star Larry Manetti in a new Instagram post from Donnie Wahlberg previewing the actor’s exciting guest spot on the CBS drama this ...

ASSOCIATED PRESS / APRIL 2009 The cast of "Magnum P.I.," from left, Roger E. Mosley, Tom Selleck, and Larry Manetti are seen backstage at the 2009 TV Land Awards in Universal City, Calif.