Patrick Watson "interviews" great figures of world history about their accomplishments. This week, Neil Gwyn.

Three friends find a mysterious mask that allows a glimpse into another time where they see a horrible accident they desperately try to prevent. Concept by R. L. Stine.

Mac (Frank Aletter) and Hector explain that their live-in cave people are from the made-up country of Nordania.

In the 30th century, time travel becomes illegal after a time paradox crisis. The Time Protection Department (TPD) is established to watch for and stop time crimes. Narration by Yukitoshi Hori

Traveled in the films Scrooge (1935), Planet of the Apes (1968), Beneath the Planet of the Apes (1970), and the TV movie The Girl, The Gold Watch, and Everything (1980)

Dr. John Stevenson has met his match in a stunning - and equally cunning - doctor named Brooke Monroe, while H.G. (Freddie Stroma) and Jane travel back to the 1980s where they make a shocking discovery that could change Vanessa's life.

Traveled as Billy Bigelow in the film Carousel (1956)

Wrote and co-directed the film 50,000 B.C. (1963)

Traveled in the TV series Puella Magi Madoka Magica (2011) and in Puella Magi Madoka Magica The Movie (2012)

One day, excitable Mr. Pompous was relaxing at home when suddenly a mysterious ship crashed through his front door. Clearly the ship was something from the future. Starring Billie Lou Watt as Astro Boy.

Dan and Deb travel back to colonial times in order to save Chris (Yassir Lester) and start the American Revolution.

The Doctor (Jon Pertwee) is held prisoner by Trenchard while the Master attempts to contact the Sea Devils.

Timmy (Tara Strong) wishes to see his favorite baseball team, the Pirates, but baby poofs them unto to a real pirate ship.

Traveled in countless TV series including Valley of the Dinosaurs (1974), Sport Billy (1979), Fonz and the Happy Days Gang (1980-81), Dungeons and Dragons (1985), Transformers (1986), Lazer Tag Academy (1986), Bionic Six, Alvin and the Chipmunks (1987), DuckTales (1987-88), Tiny Toon Adventures (1990), Road Rovers (1996-97), Pinky and the Brain (1997), Histeria! (1998-2000), Adventures of Jimmy Neutron: Boy Genius (2002-2006), The Garfield Show (2011-12), and many films and videos including My Science Project (1985), Bill & Ted's Bogus Journey and Beastmaster 2: Through the Portal of Time (1991), Futurama: Bender's Big Score (2007), and Spy Kids: All The Time In The World in 4D (2011)

Alex learns about how trading all began and who was the most famous trader of them all. Mike Ackerman co-stars as Sam.

The Chuckle Brothers are working at a clock mending shop when Paul discovers that, by wiring clocks together, he and Barry can travel back to the time of the English Civil War.

A young man (Eddie Albert) dreams that he travels to King Arthur's court, where he has adventures and outwits his foes by means of very modern inventions.

Nobita (Noriko Ohara) and his friends go on an adventure to save the future from monsters that come out from Doraemon's gadget.

After Buck (Gil Gerard) is bitten, the crew realizes that the Satyr is really the male colonist that has been infected by the planet.

Dr. Drakken and DNAmy team up to create genetically modified beasts, while Kim (Christy Carlson Romano) and Ron are assigned different partners for their science projects.

Accompanied by MacDuff, Dirk (Stephen Mangan) returns to St Cedd's Institute of Science and Technology, Cambridge, from which he had been expelled for cheating.

The question is answered: is the Universe deterministic, a multi-verse, or something else? Starring Nick Offerman as Forest.

Author of the novels, Johnny and the Bomb (1996), The Last Continent (1998), and Night Watch (2002), and episodes of the TV series The Wyrd Sisters (1997)

Before the Doctor (Rowan Atkinson) can settle down to married life, he must face one last confrontation with his deadly enemy of certain death - the Master.

Oliver meets Harriet Tubman (Sandra Caldwell).

Trip to visit Sir Walter Raleigh and Elizabeth I. Written and illustrated by Basil Reynolds.

Traveled in the film Paycheck (2003)

The Legends embark on a mission to save music when they learn that a tragedy destroyed Memphis in 1954. Starring Caity Lotz as Sara Lance.

The future and the forces which shape it. Three teens journey forward to meet their future selves, finding excitement and danger. Directed by Russell Boyd.

To zip through the boring parts of life, Lisa (Vanessa Angel) creates a remote that gets Gary stuck in a time loop.

Leela follows Chang in order to find Greel's hideout while the Doctor (Tom Baker) and Litefoot set about finding her.

Time rift, time traveler, time loop... Starring Bernard Hoecker as Thomas

15 year old AJ (John Patrick White) likes to learn so he uses his time machine to enter into a world of fantasy. This time, he and his friends experience Dad's excellent adventure.

Short film written and directed by Mark Christopher Collins.

Lily (Sonoya Mizuno) returns to work at Amaya and explains her suspicions to Jen and Anya. Forest is visited by Laine, a powerful senator asking questions about the Devs project.

Darien (Dale Midkiff) must stop a scientist from the future who is arming criminals from the past with dangerous futuristic technology.

Episode 4 of the "The Little Girl Who Conquered Time"

Linda Lake comes back to Smallville and blackmails Clark (Tom Welling) to expose his true identity.

Part 2 of 4. Goblin opens portals to alternate worlds, so Spider-Man (Drake Bell) teams up with alternate versions of himself to stop Goblin, including Spider-Man Noir and Spider-Ham.

With the Ark infected with a cold virus, the Doctor (William Hartnell) must convince the Guardians to trust him so he can find a cure.

H.G. and Jane rush to repair the damaged time machine before Dr. John Stevenson (Josh Bowman) known as the Key Killer, strikes again; Vanessa must decide whether or not to confide in Griffin.

As Arushka and Chip arrive at the Thunderstone mine to rescue Sundance from the Protectors, Noah (Jeffrey Walker) joins them.

Flesh is a recurring story in the weekly anthology comic 2000 AD created by writer Pat Mills.

Traveled as The Chief in the video game Carmen Sandiego's Great Chase Through Time (1989) and in the TV series Where In Time Is Carmen Sandiego? (1996-1998)