iZombie (CW, 8:00 p.m.) — The human versus zombie war finally comes to a head.
Baskets (FX, 10:00 p.m.) — A carpet emergency interrupts Christine’s wedding plans.
Return to Shark Island (Discovery, 8:00 p.m.) — Reunion Island shark encounters are on the rise leaving the locals afraid to get in the water. Shark scientists investigate the ongoing shark crisis to find a way for sharks and people to coexist and live peacefully.
Siren (Freeform, 8:00 p.m.) — Ben faces a choice that has rippling consequences among mermaids, hybrids, and humans alike, as the truth about mermaids is exposed.
The Outpost (CW, 9:00 p.m.) — Gwynn is taken hostage with a ransom only Talon can pay. Talon summons a risky ally to help her finish what she started. Janzo tries out his new image on Talon.
Elementary (CBS, 10:00 p.m.) — Holmes and Watson join forces with Holmes’ father, Morland, to enlist his vast criminal network to help disassemble tech billionaire Odin Reichenbach’s crime prevention system.
Queen of the South (USA, 10:00 p.m.) — Teresa must choose between leaving New Orleans and compromising her morals.
LATE NIGHT GUESTS
Jimmy Kimmel Live!: Milo Ventimiglia, Alison Brie
The Tonight Show Starring Jimmy Fallon: Hasan Minhaj, Vanessa Kirby
The Late Show With Stephen Colbert: Meek Mill
Late Night With Seth Meyers: Tony Shalhoub, Governor Larry Hogan, Rhianne Barreto
The Late Late Show With James Corden: Jamie Bell, Margaret Qualley
The Daily Show With Trevor Noah: Diane Guerrero
Lights Out with David Spade: Dana Carvey, Al Madrigal, Sarah Tiana