DON’T MISS: “One World: Together at Home” — Rarely do broadcast networks and cable channels unite for a programming event. But, of course, these are rare times. And so late-night stars Stephen Colbert, Jimmy Fallon and Jimmy Kimmel join forces to host this two-hour special. Organizers say it’s not a telethon, but a program intended to celebrate the heroic efforts of community health workers and support the World Health Organization and the global fight to end COVID-19. Curated by Lady Gaga, it will feature appearances by Alanis Morissette, Andrea Bocelli, Billie Eilish, Billie Joe Armstrong, Chris Martin, David Beckham, Eddie Vedder, Elton John, John Legend, Kacey Musgraves, Keith Urban, Kerry Washington, Lizzo, Paul McCartney, Stevie Wonder and many more. Also featured: interviews with experts from WHO, and stories of health care workers from around the world. (8 p.m. Saturday, various networks and other platforms; check local listings).
SUNDAY: The addictive thriller “Killing Eve” returns for its highly anticipated third season. It begins with Villanelle and Eve separated from one another — until a shocking and personal death sets them on a collision course yet again. (9 p.m., AMC and BBC America).
SUNDAY: As Season 4 of “Insecure” begins, with Condola’s guidance, Issa prepares for a mixer to pitch the block party to potential sponsors. But tensions rise when they discover a mutual connection. (10 p.m., HBO).
MONDAY: What if “The Bachelor” and “American Idol” had a baby? It might look something like “The Bachelor: Listen to Your Heart.” This new spinoff has 20 single men and women seeking romantic harmony through music. (8 p.m., ABC).
MONDAY: “The Baker and the Beauty” is a new dramedy that follows a relatable everyman (Victor Rasuk) who works in his Cuban family’s Miami bakery. But when he meets (and falls for) an ultra famous fashion mogul (Nathalie Kelley), his life takes a dramatic turn. (10 p.m., ABC).
TUESDAY: Season 16 of “Deadliest Catch” is being touted as the “most cutthroat” yet. That’s because the Alaskan crab fleet is facing off against their biggest rival — the Russians. (8 p.m., Discovery).
TUESDAY: On the season finale of “New Amsterdam,” Max meets a child with a rare muscular disease and desperately tries to get him into the only clinical trial in the country that could extend his life. (9 p.m., NBC).
WEDNESDAY: The nine-part series “Mrs. America” whisks viewers back to the 1970s to recall the movement to ratify the Equal Rights Amendment and the unexpected backlash led by anti-”women’s lib” activist Phyllis Schlafly (Cate Blanchett). Rose Byrne plays feminist leader Gloria Steinem. (FX on Hulu).
WEDNESDAY: It has all come down to this on “Lego Masters.” In the final challenge of the season, the three remaining duos with a thing for plastic bricks go head-to-head as they create their most epic builds yet. Will Arnett hosts. (9 p.m., Fox).
THURSDAY: As Season 2 of “In the Dark” gets under way, Murphy is on the mend from her terrifying encounter with Dean, but Nia’s (guest star Nicki Micheaux) visit spurs her into action. (9 p.m., The CW).
FRIDAY: The stakes are incredibly high in Season 6 of the cop drama “Bosch.” A doctor is murdered and radioactive material is stolen from a hospital. Is someone about to terrorize Los Angeles with the threat of a dirty bomb? (Amazon Prime).
FRIDAY: On “Magnum P.I.,” Magnum and Higgins go undercover as a couple on a romantic bus tour working a case. But they must quickly switch gears when one of the love birds on the trip is murdered and evidence is quickly deteriorating in the Hawaiian heat. (9 p.m., CBS).