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The Worst Episodes of Thunderbirds

Every episode of Thunderbirds ranked from worst to best. Explore the Worst Episodes of Thunderbirds!

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Thunderbirds is a 1960s British science-fiction television series which was produced using a mixed method of marionette puppetry and scale-model special effects termed "Supermarionation". The series is set in the 21st century and follows the

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Episode Rankings

  1. #1 Worst Episode
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    Thunderbirds Season 1 Episode 26 - Security Hazard
    0.0/10(160 votes)

    #1 - Security Hazard

    S1:E26

    Chip, a young boy, manages to penetrate Tracy Island.

    Director:Desmond Saunders
    Writer:Alan Pattillo

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  2. Thunderbirds Season 2 Episode 6 - Give or Take a Million
    4.0/10(156 votes)

    #2 - Give or Take a Million

    S2:E6

    While Christmas preparations are underway at both Tracy Island and a local children's hospital, which is expanding to incorporate a new radiotherapy wing, a pair of criminals attempt to burgle a high-tech vault storing gold bullion.

    Director:Desmond Saunders
    Writer:Alan Pattillo

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  3. Thunderbirds Season 2 Episode 4 - Lord Parker's 'Oliday
    5.0/10(155 votes)

    #3 - Lord Parker's 'Oliday

    S2:E4

    Lady Penelope and Parker holiday at the world's first solar-powered town.

    Director:Brian Burgess
    Writer:Tony Barwick

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  4. Thunderbirds Season 1 Episode 13 - Vault of Death
    6.0/10(193 votes)

    #4 - Vault of Death

    S1:E13

    A Bank of England worker is trapped in a time-lock safe. Time is of the essence as the oxygen is running out.

    Director:David Elliott
    Writer:Dennis Spooner

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  5. Thunderbirds Season 1 Episode 14 - The Mighty Atom
    6.0/10(178 votes)

    #5 - The Mighty Atom

    S1:E14

    'The Mighty Atom' is a robotic rodent programmed to take photographs. The Hood steals the machine intending to take secret pictures of the Thunderbirds' craft and operations.

    Director:David Lane
    Writer:Dennis Spooner

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  6. Thunderbirds Season 1 Episode 19 - Danger at Ocean Deep
    6.0/10(164 votes)

    #6 - Danger at Ocean Deep

    S1:E19

    After the launch of the ship Ocean Pioneer, fears are raised that its potentially explosive cargo of liquid alsterene may mean impending disaster.

    Director:Desmond Saunders
    Writer:Donald Robertson

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  7. Thunderbirds Season 1 Episode 22 - Brink of Disaster
    6.0/10(169 votes)

    #7 - Brink of Disaster

    S1:E22

    Crooked tycoon Warren Grafton invites Jeff, Brains and Tin-Tin for a ride on the monorail he has built.

    Director:David Lane
    Writer:Alan Fennell

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  8. Thunderbirds Season 2 Episode 3 - Alias Mr. Hackenbacker
    6.0/10(151 votes)

    #8 - Alias Mr. Hackenbacker

    S2:E3

    Master criminals hijack a plane with Lady Penelope on board.

    Director:Desmond Saunders
    Writer:Alan Pattillo

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  9. Thunderbirds Season 1 Episode 7 - 30 Minutes After Noon
    6.5/10(208 votes)

    #9 - 30 Minutes After Noon

    S1:E7

    A British agent is trapped in a room of plutonium with an explosive device strapped to his wrist.

    Director:David Elliott
    Writer:Alan Fennell

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  10. Thunderbirds Season 1 Episode 5 - Edge of Impact
    7.0/10(219 votes)

    #10 - Edge of Impact

    S1:E5

    A fighter jet crashes into a Teleray station, trapping two men, after being sabotaged by the Hood.

    Director:Desmond Saunders
    Writers:Donald Robertson, Gerry Anderson, Sylvia Anderson

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  11. Thunderbirds Season 1 Episode 17 - The Man from M.I.5
    7.0/10(176 votes)

    #11 - The Man from M.I.5

    S1:E17

    A British spy vanishes while carrying atomic weapon blueprints.

    Director:David Lane
    Writer:Alan Fennell

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  12. Thunderbirds Season 1 Episode 18 - Cry Wolf
    7.0/10(169 votes)

    #12 - Cry Wolf

    S1:E18

    The Hood attacks a space tracking station in Australia.

    Director:David Elliott
    Writer:Dennis Spooner

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  13. Thunderbirds Season 1 Episode 24 - Martian Invasion
    7.0/10(166 votes)

    #13 - Martian Invasion

    S1:E24

    The Hood forces an unwitting Kyrano into immoblising Thunderbird 1's photodetector.

    Director:David Elliott
    Writer:Alan Fennell

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  14. Thunderbirds Season 2 Episode 2 - Path of Destruction
    7.0/10(159 votes)

    #14 - Path of Destruction

    S2:E2

    The massive, atomic powered 'Crablogger' that cuts down and processes trees into pulp goes out of control and razes a town to the ground. Virgil and Scott risk death to shut down its reactor and empty its fuel tanks before it destroys a local dam.

    Director:David Elliott
    Writer:Donald Robertson

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  15. Thunderbirds Season 1 Episode 6 - Day of Disaster
    7.5/10(220 votes)

    #15 - Day of Disaster

    S1:E6

    A Martian probe-rocket containing two engineers is buried underneath rubble when a bridge collapses.

    Director:David Elliott
    Writer:Dennis Spooner

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  16. Thunderbirds Season 1 Episode 1 - Trapped in the Sky
    7.6/10(382 votes)

    #16 - Trapped in the Sky

    S1:E1

    Criminal Mastermind the Hood puts a bomb on a plane. International Rescue must foil the Hood's evil plans.

    Director:Alan Pattillo
    Writers:Gerry Anderson, Sylvia Anderson

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  17. Thunderbirds Season 1 Episode 2 - Pit of Peril
    8.0/10(286 votes)

    #17 - Pit of Peril

    S1:E2

    On a jungle test, the U.S. Army Sidewinder falls into an old landfill where combustible gases have turned it into a raging inferno.

    Director:Desmond Saunders
    Writer:Alan Fennell

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  18. Thunderbirds Season 1 Episode 9 - End of the Road
    8.0/10(192 votes)

    #18 - End of the Road

    S1:E9

    Eddie Houseman, a Tracy Family friend, is left stranded on a cliff after a demolition operation goes wrong.

    Director:David Lane
    Writer:Dennis Spooner

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  19. Thunderbirds Season 1 Episode 10 - The Uninvited
    8.0/10(217 votes)

    #19 - The Uninvited

    S1:E10

    Scott is brought down in the desert by three mysterious jet fighters and captured along with a team of archaeologists.

    Director:Desmond Saunders
    Writer:Alan Fennell

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  20. Thunderbirds Season 1 Episode 15 - City of Fire
    8.0/10(185 votes)

    #20 - City of Fire

    S1:E15

    A Space age shopping mall suddenly becomes the site of a raging furnace.

    Director:David Elliott
    Writer:Alan Fennell

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  21. Thunderbirds Season 1 Episode 16 - The Imposters
    8.0/10(173 votes)

    #21 - The Imposters

    S1:E16

    Operations are unjustly suspended when imposters disguised as International Rescue take secret papers from a vault.

    Director:Desmond Saunders
    Writer:Dennis Spooner

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  22. Thunderbirds Season 1 Episode 21 - The Duchess Assignment
    8.0/10(169 votes)

    #22 - The Duchess Assignment

    S1:E21

    Lady Penelope's friend, the Duchess of Royston, agrees to sell an expensive painting.

    Director:David Elliott
    Writer:Martin Crump

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  23. Thunderbirds Season 1 Episode 25 - The Cham-Cham
    8.0/10(168 votes)

    #23 - The Cham-Cham

    S1:E25

    The villainous musician Olsen has a cunning plan to disrupt rocket flights.

    Director:Alan Pattillo
    Writer:Alan Pattillo

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  24. Thunderbirds Season 2 Episode 5 - Ricochet
    8.0/10(151 votes)

    #24 - Ricochet

    S2:E5

    Tin-Tin picks up an SOS message from an intergalactic pirate TV station.

    Director:Brian Burgess
    Writer:Tony Barwick

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  25. Thunderbirds Season 1 Episode 3 - The Perils of Penelope
    9.0/10(248 votes)

    #25 - The Perils of Penelope

    S1:E3

    Professor Borender, an important scientist, and Lady Penelope are both abducted.

    Directors:Desmond Saunders, Alan Pattillo
    Writer:Alan Pattillo

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Worst Episodes Summary

"Security Hazard" is the worst rated episode of "Thunderbirds". It scored 0/10 based on 160 votes. Directed by Desmond Saunders and written by Alan Pattillo, it aired on 3/31/1966. This episode scored 4.0 points lower than the second lowest rated, "Give or Take a Million".