Family and Mysterons
Paula Metcalfe (Captain Scarlet) was raised with her uncle after the deaths of her parents, when she joined Spectrum she left Tracy Island behind for a new adventure. When the Mysterons cause a submarine crash with Captain Brown and Lieutenant Silver, Paula and her family step up to save the day. Fem!Scarlet and Captain Blue ship. Set in TAG. Scarlet is not OC (sort of my OC).
Crossover - Captain Scarlet & Thunderbirds - Rated: K+ - English - Family/Adventure - Chapters: 1 - Words: 2,212 - Published: 10/5/2016 - Hood, Tracy family, OC, Kayo
The Boy who lived and Spectrum
by CSIRide-Kirk reviews
When Harry James Potter was framed for the murder of Hagrid, he ran away from the Wizarding World and was adopted by his other aunt and uncle. He joined Spectrum and became the indestructible Captain Scarlet, but when the Mysterons and Voldermort threaten his new life, he turns to those close to him and reveals what he had hid from them. Spectrum is needed to save the world.
Crossover - Harry Potter & Captain Scarlet - Rated: K+ - English - Fantasy/Sci-Fi - Chapters: 1 - Words: 687 - Reviews: 2 - Favs: 4 - Follows: 5 - Published: 11/20/2015 - [Harry P., Hermione G.]
War Of Nerves
by homel001 reviews
The first of a two part mini series which explores a world where International Rescue still operate during the Mysterons War of Nerves. it's 2067 and Spectrum ask for their help to save a VIP who is trapped in depths along with one of their own after the Mysterons attack. Will they save them in time? Rated K
Crossover - Captain Scarlet & Thunderbirds - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 3 - Words: 5,630 - Reviews: 6 - Favs: 5 - Follows: 6 - Updated: 7/14/2015 - Published: 7/8/2015 - Complete
It's a small Mars after all
by Romantic Twist reviews
World Aquanaut Security Patrol. & Spectrum & International Rescue & B.I.S.H.O.P. & World Intelligence Network & Fireball XL-5 team up in a final attempt to halt the Mysteron attacks on earth.
Crossover - Captain Scarlet & Thunderbirds - Rated: K - English - Adventure/Sci-Fi - Chapters: 1 - Words: 4,169 - Reviews: 2 - Favs: 4 - Follows: 1 - Published: 9/10/2011 - Brains H. - Complete
by RaaxtheIceWarrior reviews
When the Mysterons threaten to destroy Raccoon City, Spectrum are sent off to investigate, but some unusual foes are waiting for them... and they want brains.
Crossover - Resident Evil & Captain Scarlet - Rated: T - English - Sci-Fi - Chapters: 3 - Words: 36,384 - Reviews: 1 - Favs: 1 - Published: 6/21/2011
Timmy Turner meets Captain Scarlet
by Expatkiwi reviews
FOP NCS Crossover: Timmy enjoyed the new CGI version of Captain Scarlet so much, he decides to wish himself into the show as an agent in SPECTRUM fighting the Mysterons. However, he was not the only one in Dimmsdale who entered the SPECTRUM universe...
Crossover - Captain Scarlet & Fairly OddParents - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 7 - Words: 11,896 - Reviews: 6 - Favs: 5 - Follows: 3 - Updated: 11/24/2006 - Published: 11/14/2006 - Timmy - Complete
Mistaken Identity VI
by Marcus Rowland reviews
Lord Voldemort has a bad day. 100-word crossover Drabble. The other stories in this series, including two other HP stories, are Buffy Crossovers.
Crossover - Harry Potter & Captain Scarlet - Rated: K+ - English - Humor/Sci-Fi - Chapters: 1 - Words: 198 - Reviews: 8 - Favs: 3 - Follows: 2 - Published: 2/8/2005 - Voldemort - Complete