Ever since it first beamed onto screens over half a century ago, Star Trek - and the subsequent voyages of its star-bound crews - have captivated fans all over the world.
From the adventures of Kirk and Spock, through the exploits of Picard and Riker, on television and film and back round to the reboot of the Kelvin timeline, audiences have thrilled to their five-year missions and more.
Away from the franchise too, its stars have enjoyed the limelight too, from awards season success through treading the boards on stage.
But for every copper-bottomed hit, there has to be a dud - and the cast of Star Trek, both in film and television, have seen their share of stinkers.
From Patrick Stewart and Jason Isaacs in dismal potboiler action flicks through Whoopi Goldberg and Jonathan Frakes' misjudged kid-friendly fare, there's virtually no filmography for any actor where there isn't at least one absolute clanger.
Here's a dozen such movies that the crew of the USS Enterprise would boldly hope they'd never have to see again - and bonus points if they encountered another crew member along the way...
Something of a culture vulture, Mr Steel can historically be found in three places; the local cinema, the local stadium or the local chip shop. He is an avowed fan of franchise films, amateur cricket and power-chords.