With the transcontinental railroad complete, “Hell on Wheels” (AMC, 9 p.m.) comes to an end after five seasons. The Central Pacific was first to hit the finish line and went over its mark before it was met by the Union Pacific. The fate of its characters are suggested when, after driving the golden spike, there are government hearings and new beginnings for the survivors of the series that starred Anson Mount, Robin McLeavy, Tim Guinee and Colm Meany, pictured.
What happens when series end too abruptly for fans? They sometimes come up with a movie to tie things up. HBO was supposed to do one for “Deadwood,” but ended up completing one for “Looking” (HBO, 10 .m.).
“Conan” (TBS, 11 p.m.) has a rare show on Saturday, where he wraps up his coverage of Comic-Con by talking to the cast of “Suicide Squad” with Margot Robbie, Will Smith, Jared Leto, Viola Davis and Cara Delevingne.
He’s not the only one there. “Syfy Presents Live from Comic-Con” (Syfy, 8 p.m.), hosted by Will Arnett, talks to David Guintoli of “Grimm,” Mercedes Mason of “Fear the Walking Dead” and Elijah Wood, Samuel Barnett and Max Landis of “Dirk Gently.”
A bonfire collapsing at Texas A&M is covered on the season finale of “20/20: In an Instant” (ABC, 9 p.m.).
Addressing the plight of wolves, alligators and sharks on “Hello World!” (Discovery, 8 p.m.), Joan Jett sings her “Bad Reputation.” Then in a second episode at 8:30, Dave Matthews sings “Save Me” for the rhinos, toads and manatees.
On the made-for-TV “Summer Villa” (Hallmark, 9 p.m.) Hilarie Burton plays an American writer with writer’s block booked into a French villa that already has a celebrity chef played by Victor Webster. As happens in every Hallmark movie, initially they don’t get along, but then guess what happens.
How did Mira Sorvino end up in a Lifetime thriller? She plays a politician’s wife who has a fling with a troubled sculptor (Christopher Bakus), who goes a little crazy when she tries to break it off in “Indiscretion” (Lifetime, 8 p.m.).
You can stay home and watch your Bourne with the 2002 “The Bourne Identity” (NBC, 8 p.m.).
Sitting Bull returns to America on “The American West” (AMC, 10 p.m.).
Zac and Aaron return to San Jose, Calif., to re-investigate the Winchester Mystery House on “Ghost Adventures” (Travel, 9 p.m.).
“Angel from Hell” (CBS, 8 and 8:30 p.m.) comes to an end, so why not start burning off some “Rush Hour” (CBS, 9 p.m.)?
The British actress Brenda De Banzie is featured tonight on Turner Classic Movies with “Hobson’s Choice” (8 p.m.), “The Entertainer” (10 p.m.), “The Mark” (midnight). Later comes the 70s martial arts film “The Street Fighter” (2:15 a.m.) and its sequel “Return of the Street Fighter” (4 p.m.).
Baseball includes Seattle at Toronto (MLB, 1 p.m.), San Francisco at Yankees (Fox Sports 1, 4 p.m.) and Texas at Kansas City (Fox Sports 1, 7 p.m.).
In soccer’s International Champions Cup, it’s Melbourne Victory vs. Juventus (ESPN2, 5 a.m.) and Celtic vs. Leicester City (ESPN, 12:30 p.m.). MLS action includes Los Angeles at Portland (ESPN, 3:45 p.m.).
Third round play comes in the Senior British Open (Golf, 9 a.m.; NBC, noon). There is also second round play in the American Century Championship (NBC, 3 p.m.) and third round play in the Canadian Open (CBS, 3 p.m.).
It’s Portland at Tampa Bay (CBS Sports, 5 p.m.) in arena football; Geelong vs. Adelaide (Fox Sports 1, 5 a.m.) in Australian football.
Four big climbs mark Stage 20 of the Tour de France (NBC Sports, 7 p.m.) from Megeve to Morzine before the big finale Sunday.
Jason Isbell and Neko Case play a replay of “Austin City Limits” (PBS, 11 p.m., check local listings).
Last season’s premiere of “Saturday Night Live” (NBC, 11:30 p.m.) with Miley Cyrus, is rerun.