Thursday television

"Hell's Kitchen" 8 p.m. Fox — Eight chefs are challenged to a blind taste test.

"Hollywood Game Night" 8 p.m. NBC — Tim Gunn, Jeff Probst and David Alan Grier are among the players.

"Gang Related" 9 p.m. Fox — A sex-trafficking ring run by Russian mobsters is discovered by the Task Force.

"The Sixties" 9 p.m. CNN — The assassination of John F. Kennedy.

"Last Comic Standing" 10 p.m. NBC — Semifinals begin.

"The Carbonaro Effect" 10 p.m. TruTV — In a Mexican restaurant, Michael treats incredulous diners to a good luck serpent with their tableside guacamole.