Soul Train Awards 2016.

Erykah Badu hosts the show, taped this month in Las Vegas. Philadelphia's Jill Scott and Bryshere Gray (

Empire

) are among the presenters. 8 p.m. Sunday, BET, VH1, Centric, Logo.

Masterpiece: Poldark. Can this marriage be saved? With the mine prospering and Ross (Aidan Turner) and Demelza (Eleanor Tomlinson) still at odds, Ross sets out in the eventful season finale to mend fences between another couple. 9 p.m. Sunday, WHYY TV12.

Hotel Impossible. Host Anthony Melchiorri heads for the Jersey Shore to try to fix a motel in Wildwood. 10 p.m. Monday, Travel Channel.

Leah Remini: Scientology and the Aftermath. The former King of Queens star hosts and produces this eight-part documentary series focused on the experiences of people who, like herself, have left Scientology. 10 p.m. Tuesday, A&E.

Dolly Parton's Christmas of Many Colors: Circle of Love. The sequel to the popular TV movie about the singer's childhood features a dangerous blizzard and plans for a very special present. Alyvia Alyn Lind (pictured here with Ricky Schroder) stars as the young Dolly. 9 p.m. Wednesday, NBC.

Vikings. Season Four episodes resume as the historical drama moves to a new night. 9 p.m. Wednesday, History.