Saturday prime time

“Mercy” – A cancer patient undergoes a risky course of treatment; a man wakes up after 10 years in a coma. (Repeat) 8 p.m. on NBC.

“Front of the Class” – (2008) Patricia Heaton, Treat Williams. Brad Cohen overcomes the challenges of Tourette’s syndrome to become a gifted teacher. 8 p.m. on CBS.

“Harry Potter and the Sorcerer’s Stone” – (2001) Daniel Radcliffe, Rupert Grint. An orphan attends a school of witchcraft and wizardry and pieces together the mystery of his parents’ deaths. 8 p.m. on ABC.

“NASCAR Racing” – “Sprint Cup: Budweiser Shootout” From Daytona International Speedway in Daytona Beach, Fla. 8 p.m. on Fox.

“Law & Order” – Detectives investigate a violent armed robbery. (Repeat) 9 p.m. on NBC.

“Law & Order: Special Victims Unit” – Detectives Benson and Stabler speak to the daughter of a powerful couple who were found murdered. (Repeat) 10 p.m. on NBC.

“48 Hours Mystery” – A mysterious woman holds the answers to a mother’s murder. 10 p.m. on CBS.

Saturday late night

“Saturday Night Live” – Host Ashton Kutcher (“Valentine’s Day”); Them Crooked Vultures perform. 11:29 p.m. on NBC.

Sunday prime time

“America’s Funniest Home Videos” – Daredevils’ stunts go awry; a mother discovers that her children have painted themselves. (Repeat) 7 p.m. on ABC.

“ ’Til Death” – Eddie becomes enamored with his doctor, Simona, and her husband and their seemingly perfect life. 7 p.m. on Fox.

“Modern Family” – The family comes out to support Manny’s newfound interest, fencing. (Repeat) 8 p.m. on ABC.

“The Simpsons” – When Lisa tells Bart she has a special sibling bond with Maggie, he asks Homer for a baby brother. (Repeat) 8 p.m. on Fox.

“The Middle” – Frankie tries to stop her kids from fighting; Mike considers firing Aunt Edie. (Repeat) 8:30 p.m. on ABC.

“The Cleveland Show” – Cleveland lets a secret slip when he fills in as Santa Claus at the office holiday party. (Repeat) 8:30 p.m. on Fox.

“Family Guy” – Mr. Pewterschmidt slips into a coma that not even Dr. House can bring him out of. (Repeat) 9 p.m. on Fox.

“The Biggest Loser” – The contestants assume the role of either teacher or student. (Repeat) 9:04 p.m. on NBC.

“Cougar Town” – Jules convinces Ellie (Christa Miller) and Laurie to go away with her for a wild weekend. (Repeat) 9:30 p.m. on ABC.

“American Dad” – Stan is furious when he cannot get a good seat at church. (Repeat) 9:30 p.m. on Fox.

“Bones” – Brennan wakes up in the bathroom of her motel room, beaten with no memory of what happened. (Repeat) 11 p.m. on WFFT, Channel 55.

“Undercover Boss” – The president of Waste Management collects garbage. 11:35 p.m. on CBS.