Skip to content

Featured Popular Top Rated Upcoming Now Playing

Featured Popular Top Rated Airing Today On The Air

Action Adventure Animation Comedy Crime Documentary Drama Family Fantasy History Horror Music Mystery Romance Science Fiction TV Movie Thriller War

Search movies and TV series

Search movies and TV series

Featured Popular Top Rated Upcoming Now Playing

Featured Popular Top Rated Airing Today On The Air

Action Adventure Animation Comedy Crime Documentary Drama Family Fantasy History Horror Music Mystery Romance Science Fiction TV Movie Thriller War

Every movie and series, one place to find it.

Search movies and TV series

Loading content…

Discover where to watch movies and TV series online. Browse trending titles, streaming availability, ratings, trailers, cast and full episode guides — all in one place.

Movies

Featured
Popular
Top Rated
Upcoming
Now Playing

TV Series

Featured
Popular
Top Rated
Airing Today
On The Air

Discover

Trending
Free to Watch
Browse Genres
Search

© 2026 Watch Free Online Movies. All rights reserved.

This product uses the TMDB API but is not endorsed or certified by TMDB. Watch Free Online Movies does not host or stream any media — it links to where titles are legally available.

Loading title details…

Howard Lovecraft & the Undersea Kingdom poster

Howard Lovecraft & the Undersea Kingdom(2017)

PGSeptember 23, 20171h 29m

Animation Family Fantasy Adventure Horror

42%User score 42 percent

User Score

15 votes

Overview

After conquering R'yleh and the Frozen Kingdom young Howard Lovecraft must now travel to the Undersea Kingdom in order to free his captured family, protect three mysterious magical books, and prevent the impending wrath of Cthulhu.

Director: Sean Patrick O'Reilly
Writers: Sean Patrick O'Reilly

Top Billed Cast

Kiefer O'Reilly
Howard Lovecraft / Davik (voice)
Scott McNeil
Govlins / Ice Govlin 'Barry' / Dagon (voice)
Jeffrey Combs
King Abdul (voice)
Ron Perlman
Shoggoth (voice)

More Like This

Recommendations based on this film

61%User score 61 percent

Snow Queen

2002 · Adventure · Family

61%User score 61 percent

Marvel Rising: Playing with Fire

2019 · Animation · Action

71%User score 71 percent

Hulk vs. Wolverine

2009 · Animation · Action

63%User score 63 percent

The Secret Kingdom

2023 · Adventure · Family

61%User score 61 percent

Abigail

2019 · Adventure · Fantasy

67%User score 67 percent

Fire and Ice

1983 · Animation · Fantasy

59%User score 59 percent

The Unhealer

2021 · Fantasy · Thriller

70%User score 70 percent

SlugTerra: Return of the Elementals

2014 · Family · Animation

62%User score 62 percent

Wizards

1977 · Animation · Fantasy

63%User score 63 percent

The Amazing Mr. Blunden

2021 · Fantasy · Family

59%User score 59 percent

Bionicle 3: Web of Shadows

2005 · Action · Animation

74%User score 74 percent

Pirates of the Caribbean: Dead Man's Chest

2006 · Adventure · Fantasy

61%User score 61 percent

Mostly Ghostly

2008 · Family · Fantasy

65%User score 65 percent

Twilight Zone: The Movie

1983 · Horror · Fantasy

71%User score 71 percent

Justice League: Gods and Monsters

2015 · Action · Animation

65%User score 65 percent

Chaos Walking

2021 · Fantasy · Science Fiction

74%User score 74 percent

Firebreather

2010 · Fantasy · Animation

73%User score 73 percent

Labyrinth

1986 · Adventure · Family

71%User score 71 percent

The Chronicles of Narnia: The Lion, the Witch and the Wardrobe

2005 · Adventure · Family

64%User score 64 percent

The Mummy Returns

2001 · Adventure · Action

Doug Bradley

The Envoy / Nyarlathotep (voice)

Mark Hamill

Dr. Henry Armitage (voice)

Tyler Nicol

Winfield Lovecraft (voice)

Christopher Plummer

Dr. West (voice)

Michelle Myers

Michelle Lovecraft (voice)

Summer O'Reilly

Gotha (voice)

Phoenix O'Reilly

Twi'i (voice)

Harmony O'Reilly

Innes (voice)

Sean Patrick O'Reilly

Spot (voice)

Media

Where to Watch

US

Free

Free on Hoopla

Free with ads

Free with ads on The Roku Channel
Free with ads on Pluto TV
Free with ads on YouTube Free
Free with ads on Plex
Free with ads on Plex Channel
Free with ads on Amazon Prime Video Free with Ads
Free with ads on Tubi TV

Stream

Stream on Amazon Prime Video
Stream on Amazon Prime Video with Ads

Rent

Rent on Amazon Video
Rent on Google Play Movies
Rent on YouTube
Rent on Fandango At Home

Buy

Buy on Amazon Video
Buy on Google Play Movies
Buy on YouTube
Buy on Fandango At Home

All watch options for Howard Lovecraft & the Undersea Kingdom

Streaming availability data provided by JustWatch via TMDB.

Facts

Status: Released
Original title: Howard Lovecraft & the Undersea Kingdom
Original language: English
Revenue: $44,162
Production: Arcana Studio, Shout! Factory

Official site IMDb

Keywords

sequel
cthulhu
goth

Howard Lovecraft & the Undersea Kingdom (2017) | Watch Free Online Movies