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The Flintstones
Season 5 • Episode 8 • Dr. Sinister
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The Flintstones Season 5, Episode 8: Dr. Sinister
Fred and Barney become enmeshed in international spyjinks when they inadvertently become involved with a beautiful foreign agent and the villainous Dr. Sinister, who is intent on world domination. Watch The Flintstones Season 5, Episode 8 Dr. Sinister in HD free online. Enjoy high-quality streaming of The Flintstones Season 5, Episode 8 and share your thoughts in the comments below!
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Episodes
26 episodes
Hop Happy
Barney and Betty decide to get Bamm-Bamm a pet of his own, deciding on a stone-age kangaroo.
25 min
Monster Fred
Fred has a bowling accident and becomes involved with mad doctors who experiment in personality transference.
25 min
Itty Bitty Fred
Fred accidentally shrinks himself when an experiment goes wrong and ends up appearing on television as Barney's ventriloquist dummy.
25 min
Pebbles' Birthday Party
Fred plans Pebbles' birthday party on the same day as the Water Buffalo Lodge party.
25 min
Bedrock Rodeo Round-Up
Wilma's old friend, Bony Hurdle, pays her a visit because he's participating in the Bedrock rodeo, but Fred gets jealous and decides to compete, too.
25 min
Cinderellastone
Fred is angry that he's not invited to his boss' party, but after reading "Cinderella" to Pebbles, he dreams that a fairy godmother takes him to the party after all.
25 min
A Haunted House is Not a Home
Fred stands to inherit his Uncle J. Giggles Flintstone's estate under one condition: The family has to spend a night in his relative's eerie mansion staffed by creepy old servants.
25 min
Dr. Sinister
Fred and Barney become enmeshed in international spyjinks when they inadvertently become involved with a beautiful foreign agent and the villainous Dr. Sinister, who is intent on world domination.
25 min
The Gruesomes
Trying to be neighborly, Fred and Barney offer to babysit for the Gruesome family, who've moved into Tombstone Manor next door with their weird kid and a menagerie of creepy critters.
25 min
The Most Beautiful Baby in Bedrock
A baby contest at the lodge sparks a spat between the Flintstones and the Rubbles over who has the most beautiful child in Bedrock, prompting a disappointed Pebbles and Bamm Bamm to run away.
25 min
Dino and Juliet
An annoying neighbor makes Fred's life a misery with his interference, so he enlists Dino to protect him, but finds that Dino is in love with the neighbor's dog.
25 min
King for a Night
The King of Stoneslyvania goes missing before his country can secure a bank loan, leaving advisors for the King to ask Fred to impersonate him to get the loan.
25 min
Indianrockolis 500
To earn money for Pebbles' college fund, Fred adopts the name Goggles Pisanno and drives Barney's home-built sports car in the Indianrockolis 500 race.
25 min
Adobe Dick
Fred and Barney have one whale of a tale to tell after they get swallowed by the legendary sea creature Adobe Dick while on a Water Buffalo fishing trip.
25 min
Christmas Flintstone
After Fred takes a job as a department-store Santa, he proves so successful that the real Santa asks Fred to stand in for him and deliver presents on Christmas Eve.
25 min
Fred's Flying Lesson
Fred has his head in the clouds when he wins free flying lessons in a raffle and contemplates a new career as an airplane pilot.
25 min
Fred's Second Car
Fred is in the market for a second car and buys one at a local police auction. But he's unaware that the vehicle contains a fortune in stolen gems and that the jewel thieves who hid them have returned to get them back.
25 min
Time Machine
On a visit to the Bedrock World's Fair, the Flintstones and the Rubbles take a ride in a time machine that sends them into the future with stops at ancient Rome and Arthurian England, and encounters with Christopher Columbus and Ben Franklin.
25 min
The Hatrocks and the Gruesomes
Fred frets a visit from hillbilly cousins with whom older Flintstone relatives feuded a long time ago, but the stay is a pleasant one until the hosts realize the guests aren't leaving any time soon.
25 min
Moonlight and Maintenance
Fed up with doing so many domestic chores, Fred moves his family to the Bedrock Towers, a fully automated complex--where he takes on the nighttime job of "new resident stationary engineer" (aka janitor) to help pay the rent.
25 min
Sheriff for a Day
While on a mineral-gathering trip out West, Fred gets appointed sheriff of a ghost town called Rocky Gulch just in time to deal with a rough-and-tumble trio of outlaw brothers who ride into town looking to gun down the local lawman.
25 min
Deep in the Heart of Texarock
The Flintstones and the Rubbles lock horns with cowasaurus rustlers who have been preying on Fred's Uncle Tex's ranch in Texarock.
25 min
The Rolls Rock Caper
Fred and Barney team with debonair detective Aaron Boulder to solve crimes and mysteries.
25 min
Superstone
The gang take the kids to a local theater for a personal appearance by a TV superhero. But when the actor resigns, the producers ask Fred to step in so the show can continue.
25 min
Fred Meets Hercurock
Fred lands a role in an action-movie series playing a hunky Greek hero, but he soon discovers that being a film star isn't all it's cracked up to be.
25 min
Surfin' Fred
During a vacation at the beach, Fred is bitten by the surfing bug and becomes a big kahuna to the young people hanging 10.
25 min