The Librarians: The Next Chapter And the Unfinished Business (Season 1, Episode 12)
TV Episode | Fantasy

Primary photo for And the Unfinished Business

The Librarians: The Next Chapter

And the Unfinished Business (Season 1, Episode 12)

TV Episode | Fantasy

General Gregor retrieves the Sword of Mars and uses it to take over the country of Caucasylvia (remember from the Train episode), gaining control of their nuclear arsenal. The team must steal the Sword to prevent world calamity.

Creators

Dean Devlin (developed by) | John Rogers (developed by)

Showrunner

Dean Devlin

Director

Marc Roskin

Writers

Rebecca Rosenberg (executive story editor) | Dean Devlin (written by) | Gary Rosen (written by) | Sean Persaud (staff writer) | Sinead Persaud (staff writer) (as Sinéad Persaud)

Producers

Jonathan English (producer) | Mark Franco (producer)

Editor

Natasa Pantic

Casting

Timka Grin | Laura Windows

Production Design

Jovana Cvetkovic | Jelena Sopic

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Edit Released

Updated Aug 4, 2025

Release date

Aug 4, 2025 (United States)

Awards

Series awards

1 nomination

Contacts

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Cast	+ Add Cast
17 cast members

Name	Known for
Callum McGowan Vikram Chamberlain Vikram Chamberlain See fewer	The Librarians: The Next Chapter (2025)
Olivia Morris Lysa Pascal Lysa Pascal See fewer	Hotel Portofino (2022)
Bluey Robinson Connor Green Connor Green See fewer	Dirty God (2019)
Jessica Green Charlie Cornwall Charlie Cornwall See fewer	Air (I) (2023)
Christian Kane Jacob Stone Jacob Stone See fewer	Just Married (2003)
Caroline Loncq Elaine Astolat Elaine Astolat See fewer	The Librarians: The Next Chapter (2025)
Adnan Haskovic General Bogdan Gregor General Bogdan Gregor See fewer	Snowpiercer (2013)
Monica Lacy Janis Copeland Janis Copeland See fewer	The Kicks (2015)
Dominic Monaghan Merlin Merlin See fewer	The Lord of the Rings: The Fellowship of the Ring (2001)
Aleksa Samardzic Winslow Lynch (as Aleksa Samardžić) Winslow Lynch (as Aleksa Samardžić) See fewer	Beneath the Houses (2025)
Harun Cehovic Huey Huey See fewer	Finchley Lane (2023)
Nedjeljko Popac Louie Louie See fewer	The Librarians: The Next Chapter (2025)
Nebojsa Djordjevic President Raddos President Raddos See fewer	The November Man (2014)
Ilija Devic Dewey Dewey See fewer	The Librarians: The Next Chapter (2025)
Filip Radovanovic Security Guard #2 Security Guard #2 See fewer	Balkanika: Dark Side (2025)
Andrija Gojkovic Staffer Staffer See fewer	The Ark (2023)
Milos Vojnovic UN Guard Soldier UN Guard Soldier See fewer	Pelagijin venac (2025)