- For the titular character, see Tal-Rho.
- "The time has come. Krypton will be reborn."
- —Various voices as Tal-Rho becomes the living embodiment of the Eradicator.
"The Eradicator" is the fourteenth episode of the first season of , and the fourteenth episode overall. It aired on August 10, 2021.
|Lois is worried about Jordan as he and Sarah continue to grow closer. Meanwhile, Clark pays Lana a visit. Lastly, Jonathan has been spending more and more time with John Henry.|
Smallville organizations battle while the inhabitants become irate with DOD's quality in the town. Chrissy gets a proposal to sell the Gazette while the Cushings make arrangements to move away after Kyle finds a new line of work offer in Bristol County. Sam attempts to quiet the inhabitants at a municipal event, yet bombs when he is compelled to evade Sharon Powell's inquiry regarding Derek's passing in the wake of being educated that Tal-Rho has broken Larr out of the DOD office. Superman and Irons stand up to Tal-Rho and Larr in Metropolis where Tal-Rho utilizes his new powers to make four new Subjekts out of the group and releases them on the city. While Superman and Irons can catch Larr and the four Subjects, Tal-Rho figures out how to get away. In the mean time, Sam gets the twins and Sarah from involved with take them to security. They are assaulted by Tal-Rho who captures Jordan and inserts Zeta-Rho's awareness into him.
- Tyler Hoechlin as Clark Kent/Superman
- Elizabeth Tulloch as Lois Lane
- Jordan Elsass as Jonathan Kent
- Alex Garfin as Jordan Kent and Zeta-Rho
- Erik Valdez as Fire Chief Kyle Cushing
- Inde Navarrette as Sarah Cushing
- Wolé Parks as John Henry Irons
- Adam Rayner as Tal-Rho/Morgan Edge
- Dylan Walsh as General Sam Lane
- Emmanuelle Chriqui as Lana Lang Cushing
- Sofia Hasmik as Chrissy Beppo
- Stacey Farber as Leslie Larr
- Jill Teed as Sharon Powell
- A.C. Peterson as Zeta-Rho A.I. (archive footage) and Zeta-Rho (voice)
- Kayla Heller as Tegan Wickhem
- Yoshié Bancroft as Janet
- Victoria Katongo as Tamera Dalley
- Dean Marshall as Samuel Foswell
- Eric Keenleyside as Mayor George Dean
- Daisy Tormé as A.I. Device (voice)
- Monique Phillips as Aidy Manning
- Dee Jay Jackson as Cobb Branden
- Shawn Stewart as Jasper Townes
- Stuart James as Davis Windell
- Austin Anozie as Malcolm Teague
- Fritzy-Klevans Destine as Sean Smith
- Zane Clifford as Timmy Ryan
- Pavel Romano as Corey Wellnitz
- Kelcey Mawema as Denise Olowe
- Joselyn Picard as Sophie Cushing
- Brittany Palmer as Soldier #1
- Miguel Castillo as Soldier #2
- Jarrod Daniel as Police Officer
- Jack Rehbein as 10-year-old Morgan Edge (archive footage)
- Ben Cockell as 19-year-old Morgan Edge (archive footage)
- After the opening scene, which picks up immediately where the previous episode left off, the rest of the episode takes place three weeks afterwards, matching how this episode aired three weeks after "".
- During Lois newsreel about Metropolis being under attack, Leslie Larr is shown on live TV about to kill Lois, this directs to Lois Lane doppelgänger death when Superman kills her on live TV.
- Ironically Jonathan mentions "how she dies" referencing Lois doppelgänger death.
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