Among STS's members have been the following:
* [[Hangman]](Rob Scott)* [[Ratz]](Simon Matthews)* [[The Architect]](Mike Wheeler)* [[Simon Forrester|Squerf]](Simon Forrester)* [[ChaRleyTroniC]](Richard Fairhurst)* [[Roo-dolph]](Adam Shade)* [[Wild Thang]](Richard Wildey)* [[The Mad Scientist]] (Chris Smith))* [[Barney Rubble]](Paul Fairman)
* [[The Equalizor]] (also a member of the [[Lords of Justice]])
* [[Doctor Fegg]] (also a member of the [[Lords of Justice]])
* [[Wulf]] (also a member of the [[Lords of Justice]])
* [[Executioner]](Richard Wilson)* [[Doc]](Simon Green)
STS's 'spin-off' group of less ethical members was occasionally known as the [[Lords of Justice]].