"Coup!" and "Good Sam" actress Skye P. Marshall swears she hasn't told anybody how Season 1 of her CBS drama, "Matlock," will wrap up.

If that staircase in “Matlock” looks familiar, you were probably a viewer of “Good Sam,” a medical series that used the same set.

LOS ANGELES – If that staircase in “Matlock” looks familiar, you were probably a viewer of “Good Sam,” a medical series that used the same set. Skye P. Marshall, a cast member of both ...