Where to watch
Tubi TV
Cast · Directed by Florian Baxmeyer
More from Chancellor Miller · Lead actor
More from Nick Price · Co-star actor
More from Florian Baxmeyer · Director
More like this
The Three Investigators in The Secret of Terror Castle — streaming FAQ
Which OTT platform streams The Three Investigators in The Secret of Terror Castle?
The Three Investigators in The Secret of Terror Castle is streaming on Tubi TV in United States. It's not currently on Netflix.
Is The Three Investigators in The Secret of Terror Castle on Netflix?
No, The Three Investigators in The Secret of Terror Castle is not on Netflix in United States as of September 2026. It's currently on Tubi TV.
Is The Three Investigators in The Secret of Terror Castle on Amazon Prime Video?
No, The Three Investigators in The Secret of Terror Castle isn't on Amazon Prime Video in United States right now. It's on Tubi TV instead.
Where can I watch The Three Investigators in The Secret of Terror Castle for free?
The Three Investigators in The Secret of Terror Castle is available to stream free (with ads) on Tubi TV in United States.
Is there a sequel to The Three Investigators in The Secret of Terror Castle?
The Three Investigators in The Secret of Terror Castle is currently the latest film in the Three Investigators Collection.
Is there a prequel to The Three Investigators in The Secret of Terror Castle?
Yes — The Three Investigators in The Secret of Skeleton Island (2007) comes before The Three Investigators in The Secret of Terror Castle in the Three Investigators Collection.
Is The Three Investigators in The Secret of Terror Castle part of a trilogy?
No — The Three Investigators in The Secret of Terror Castle is part of the Three Investigators Collection, which has 2 films.
How many movies are in the Three Investigators Collection?
There are 2 films in the Three Investigators Collection: The Three Investigators in The Secret of Skeleton Island (2007) and The Three Investigators in The Secret of Terror Castle (2009).
