Catch ‘Kings’ season finale

Complications may delay Jack’s ascension to the throne on the season finale of “Kings” (8 p.m., Saturday, NBC, TV-14). I rather hate the cliche “the best show nobody’s watching,” but I think it applies, or rather applied, here.

Saturday’s highlights

Clues point to a ritual killer on “Castle” (9 p.m., ABC, r, TV-PG,D,V).

Peta Wilson stars in the 2009 shocker “Malibu Shark Attack” (9 p.m., Syfy, TV-14).

Scheduled on a two-hour “48 Hours Mystery” (9 p.m., CBS): Police develop second thoughts about the teen they put in prison.

A broker faces violence at a posh banquet on “Law & Order: Criminal Intent” (9 p.m., NBC, r, TV-14).

Tales of isolation and endurance on “Alone in the Wild: Can I Survive?” (10 p.m., National Geographic).

A road trip to remember on “Dirty Sexy Money” (10 p.m., ABC, TV-PG).

Sunday’s highlights

Scheduled on “60 Minutes” (7 p.m., CBS, r): the paranoia-fueled gun bonanza; poisoned African lions; a profile of casino operator Steve Wynn.

An unexpected alliance with Morgana on “Merlin” (8 p.m., NBC, TV-PG).

A superhero (Tim Allen) returns for a new mission in the 2006 adventure “Zoom” (8 p.m., Fox, TV-PG).

Bussed to an alien world, the doctor (David Tennant) joins forces with Lady Christina (Michelle Ryan) in the special “Doctor Who: Planet of the Dead” (8 p.m., BBC America).

Kicking off a week of memorial programming, TV One presents the documentary “The Michael Jackson Story” (8 p.m., TV One).

“Masterpiece Mystery!” (8 p.m. KSPS; 9 p.m., KCDT) presents “Miss Marple: Why Didn’t They Ask Evans?”

An over-the-hill fighter (Robert Ryan) refuses to take a dive in the 1940 boxing drama “The Set-Up” (6:30 p.m., TCM), directed by Robert Wise and presented in real time.

Ray contemplates a sick day on “Hung” (10 p.m., HBO, TV-MA).