Part of the fun in portraying Christian diet cult leader Gwen Shamblin, I suppose, is wearing her sky-high wigs. Jennifer Grey takes up the role in a film about her unusual ministry at Tennessee’s Remnant fellowship Church and Weigh Down Workshop, “Gwen Shamblin: Starving for Salvation” (Lifetime, 8 p.m.). 

The NHL All-Star Game (ABC, 3 p.m.) originates from Sunrise, Fla. 

Prime time sports include Dallas at Golden State (ABC, 8:30 p.m.) in the NBA and Villanova at Creighton (Fox, 7:30 p.m.) in college basketball. A much longer list of games is below.

Eloise Mumford, Dan Jeannotte and Brenda Strong star in a made-for-TV Valentine’s Day romance, “Sweeter Than Chocolate” (Hallmark, 8 p.m.). 

Mo’Nique plays a woman who writes a book about the loss of her family in a break-in in the thriller “The Reading” (BET, 8 p.m.).

“Frozen Planet II” (BBC America, 8 p.m.) looks at the wildlife that live on and under the frozen Arctic Sea. 

Last year’s drama “Breaking” (Showtime, 9 p.m.) with John Bodega and Michael Kenneth Williams makes its premium cable debut.

The documentary “Dionne Warwick: Don’t Make Me Over” (CNN, 8 p.m.) gets a replay.