What To Watch: NatGeo's SharkFest Begins, Christmas In July On Hallmark And More

To help you anticipate and navigate all that television has to offer across broadcast, cable and streaming, TVLine offers daily, weekly and monthly What to Watch digests, as well as an overview of every new TV show premiering in 2025.

On TV this Saturday: NatGeo kicks off SharkFest, Hallmark Channel celebrates Christmas in July and the acclaimed Sinners hits HBO proper.

Showtimes for July 5, 2025

ET

Dinner and a Movie

TBS

Jason and Jenny hit the couch for a viewing of 1978's Superman: The Movie.

Sharks Up Close With Bertie Gregory

NatGeo SHARKFEST BEGINS

Gregory heads to South Africa for his most audacious mission yet: tracking down one of the ocean’s most famous and feared predators, the great white shark.

Courtesy of NatGeo

Sinners

HBO PREMIUM CABLE PREMIERE

Twin brothers (both played by Michael B. Jordan) return to their hometown to start again, only to discover a great evil is waiting to welcome them back; Hailee Steinfeld co-stars.

Two for One

TCM

Joe Dante hosts a double feature of 1955's The Night of the Hunter and 1965's The Fool Killer.

Unwrapping Christmas: Tina’s Miracle

Hallmark Channel PREVIOUSLY ON HALLMARK+

Basic cable premiere: A talented gift-wrapper (Natalie Hall) takes on the challenge of organizing the annual Christmas gala, but a grumpy estate owner threatens to derail the festive event.

ET

Investigation Shark Attack

NatGeo SIX-NIGHT EVENT

The docuseries explores shark behavior from the apex predator’s unique perspective. (All six episodes launch on Disney+ and Hulu Sunday.)

ET

Andrew Zimmern’s Wild Game Kitchen

FYI

Season 2 finale: Zimmern cooks up a wild boar feast over an open flame.

ET

Super Shark Highway

NatGeo SIX-NIGHT EVENT

Two elite research teams infiltrate two of Australia’s busiest shark migration routes. (All six episodes launch on Disney+ and Hulu Sunday.)

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