The Monarch: Legacy of Monsters cast features Anna Sawai, Kiersey Clemons and Ren Watabe. This info article contains minor spoilers and cast/character summaries for Chris Black and Matt Fraction’s Apple TV+ series. Check out more streaming guides in Vague Visages’ Know the Cast section, and then browse complete soundtrack song listings in the Soundtracks of Cinema section.

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Monarch: Legacy of Monsters takes place over several decades. After monsters destroy San Francisco in the present timeline, Cate Randa and her half-brother learn about their father’s mysterious past. The narrative follows the main protagonists as they team up with a former U.S. Army lieutenant. Here’s every actor and character in Monarch: Legacy of Monsters, the sixth installment of the MonsterVerse franchise.

Read More at VV — Know the Cast: ‘The Buccaneers’

Monarch: Legacy of Monsters Cast: Anna Sawai as Cate Randa

Character Profile: A San Francisco native. She learns about her half-brother after her father’s death. Cate investigates a government program called Monarch.

Sawai’s Resume: Natsu in Ai no uta! (2007), Teenage Kiriko in Ninja Assassin (2009), Eiko in Giri/Haji (2019), Elle in F9: The Fast Saga (2021), Naomi in Pachinko (2022–)

Read More at VV — Know the Cast: ‘Lessons in Chemistry’

Monarch: Legacy of Monsters Cast: Kiersey Clemons as May

Character Profile: A freelance coder. She assists Cate and her half-brother with an investigation. May uses military-grade encryption while protecting audio files.

Clemons’ Resume: Bianca in Transparent (2014-15), Diggy in Dope (2015), Jenn in Sweetheart (2019), Darling in Lady and the Tramp (2019), Rashida in Swarm (2023-)

Read More at VV — Know the Cast & Characters: ‘The Morning Show’

Monarch: Legacy of Monsters Cast: Ren Watabe as Kentaro Randa

Character Profile: Cate’s half-brother. He is surprised to learn about his father’s other family. Kentaro assists Cate with an investigation.

Watabe’s Resume: TV Debut in Monarch: Legacy of Monsters

Read More at VV — Know the Cast: ‘The Changeling’

Monarch: Legacy of Monsters Cast: Mari Yamamoto as Keiko Miura

Character Profile: A Japanese scientist. She works with a U.S. Navy veteran during the 50s timeline. Keiko helps maintain a special U.S. government program.

Yamamoto’s Resume: News Anchor in Killing for the Prosecution (2018), Yuki in Not to Be Unpleasant, But We Need to Have a Serious Talk (2019), Oiwa in Story Game (2020), Kanako in Kate (2021), Hana in Pachinko (2022-)

Read More at VV — Know the Cast & Characters: ‘Foundation’

Monarch: Legacy of Monsters Cast: Anders Holm as Bill Randa

Character Profile: Keiko’s boyfriend. He is a U.S. Navy veteran who works as a cryptozoologist. Bill tries to prove the existence of a secret network.

Holm’s Resume: Anders Holmvik in Workaholics (2011-17), Matt in The Intern (2015), Tom in How to Be Single (2016), Darren in Game Over, Man! (2018), Jack in Inventing Anna (2022)

Read More at VV — Know the Cast & Characters: ‘Hijack’

Monarch: Legacy of Monsters Cast: Joe Tippett as Tim

Character Profile: A Monarch agent. He runs a special government task force. Tim looks for Bill’s files.

Tippett’s Resume: Sam Strickland in Rise (2018), Hal Jackson in The Morning Show (2019-), John Ross in Mare of Easttown (2021), Jamie in Alaska Daily (2022-), Owen in Spirited (2022)

Read More at VV — Know the Cast & Characters: ‘The Crowded Room’

Monarch: Legacy of Monsters Cast: Wyatt Russell as Lee Shaw

Character Profile: A U.S. Army liutenant. He is a brawler who travels to Manila to protect Keiko during the 50s timeline. Lee gets targeted by Monarch.

Russell’s Resume: Zook in 22 Jump Street (2014), Freddy in Cold in July (2014), Willoughby in Everybody Wants Some!! (2016), Cpl. Lewis Ford in Overlord (2018), Dan Lafferty in Under the Banner of Heaven (2022)

Read More at VV — Know the Cast & Characters: ‘Platonic’

Monarch: Legacy of Monsters Cast: Kurt Russell as Lee Shaw

Character Profile: Lee in the present timeline. He gets imprisoned by Monarch in Tulsa, Oklahoma. Lee helps Kate and Kentaro with an investigation.

Russell’s Resume: Snake Plissken in Escape from New York (1981), MacReady in The Thing (1982), Stuntman Mike Death Proof (2007), John Ruth in The Hateful Eight (2015), Santa Claus in The Christmas Chronicles (2018)

Read More at VV — Know the Cast & Characters: ‘High Desert’

The Monarch: Legacy of Monsters cast also includes:

• Christopher Heyerdahl as General Puckett
• Qyoko Kudo as Emiko Randa
• Jess Salgueiro as Barnes
• Tamlyn Tomita as Caroline
• Dominique Tipper as Brenda Holland
• Shota Tsuji as SOTA
• Josh Collins as Agent Sabitha
• Charlie Hewson as James
• Elisa Lasowski as Duvall
• Takehiro Hira as Hiroshi Randa
• John Goodman as Bill Randa
• Camille Legg as Collins
• Adam Kirschner as Spradlin
• Ryan Cowie as Rossi
• Jory John as Albert

Q.V. Hough (@QVHough) is Vague Visages’ founding editor.