PASADENA, California (WABC) -- Psychologists like to tell patients, "You're only as sick as your secrets." And by that standard, the group of friends on ABC's "A Million Little Things" is pretty sick.

With a possible "Grimm" spinoff series in the works, which members of the original cast of the NBC show might be available to return for an appearance? Here's what David Giuntoli, Russell Hornsby and ...