The series, based on K.J. Dell'Antonia's novel, stars Schuyler Fisk, Genevieve Angelson, Lea Thompson and Wendie Malick.
It's Hallmark Christmas movie season.
Williams was pronounced dead on June 12.
With the prospect of Sweet Magnolias Season 4 still up in the air, you may be asking yourself what to watch next while you wait.
Treat Williams played the father that queer people wish they had.
Williams died in Vermont following a tragic motorcycle accident.