MONDAY
DC’s Legends of Tomorrow: The team heads to the Wild West in the season finale. 7 p.m., The CW
American Idol: 12 of the top 24 perform duets with people much more famous than they are. 7 p.m., ABC
Mary Kills People: Mary decides to wear a wire in the season finale. 7 p.m., Lifetime
TUESDAY
New Girl: 3 years later … season premiere. 8:30 p.m., Fox
Elton John: I’m Still Standing — A Grammy Salute: Alessia Cara, Miley Cyrus, Lady Gaga, Miranda Lambert, John Legend, Kesha, Little Big Town, Chris Martin, Shawn Mendes, Maren Morris, Ed Sheeran, Sam Smith, and SZA pay tribute to the great Elton John. 8 p.m., CBS
Andre the Giant: An examination of the remarkable wrestler’s life. 9 p.m., HBO
WEDNESDAY
Conan Without Borders: Italy: Conan and his favorite bullying target, producer Jordan Schlansky explore Italy together. 9 p.m., TBS
The Expanse: Season premiere. 8 p.m., Syfy
Harry Potter: A History of Magic: Celebrating the wizarding world that J.K. Rowling created 20 years ago. 7 p.m., The CW
THURSDAY
Atlanta: Just because it is the best show currently airing. 9 p.m., FX
RuPaul’s Drag Race: The queens design global-warming looks for “the last ball ever” in the most depressing episode of “Drag Race” ever. 7 p.m., VH1
Supernatural: Things don’t go the way Lucifer plans. 7 p.m., The CW
FRIDAY
Lost in Space: A remake of the 60s series that stars the wonderful Parker Posey. Series premiere. Netflix
Chef’s Table Pastry: Like “Chef’s Table” but with cake. Netflix
Bosch: The fourth season premiere. Amazon
SATURDAY
Saturday Night Live: John Mulaney & Jack White 10:30 p.m., NBC
Elvis Presley: The Searcher: A two-part documentary about Elvis. 7 p.m., HBO
SUNDAY
A Higher Loyalty: The Comey/Stephanopoulos Interview: POP THE POPCORN, THIS GONNA BE GOOD. 9 p.m., ABC
The Walking Dead: OH MY GOD JUST KILL EVERYONE ALREADY. 8 p.m., AMC
Fear the Walking Dead: Well, we know Morgan survives the All-Out War. Season premiere. 9:10 p.m., AMC
The Circus: The timely political docuseries is back, minus one gropey host. Season premiere. 7 p.m., Showtime
Southern Charm: New Orleans: I don’t want to watch this but I am definitely going to watch this. Series premiere. 8 p.m., Bravo
The 53rd Annual Academy of Country Music Awards: Country music junk. 7 p.m., CBS