| The Secret Life of Elephants | BBC One | documentary film | — | 3 |
| The Secret Life of Machines | Channel 4 | documentary television program | 3 | 18 |
| The Secret Millionaire | Channel 4 | reality television | 10 | 67 |
| The Secret of Crickley Hall | BBC One | drama television series | 1 | 3 |
| The Secret of Eel Island | Channel 5 | — | 2 | 30 |
| The Secret Service | ATV | science fiction television series, children's television series | 1 | 13 |
| The Secret War | — | documentary television program | — | — |
| The Secrets | — | — | 1 | 5 |
| The Sentimental Agent | ITV | drama television series | 1 | 13 |
| The Serial Killer's Wife | — | — | — | — |
| The Serpent | BBC One | crime television series, drama television series | 1 | 8 |
| The Sex Education Show | Channel 4 | — | 5 | 24 |
| The Sex Inspectors | — | reality television | — | — |
| The Shadow Line | BBC Two | drama television series | 1 | 7 |
| The Shari Lewis Show | NBC | — | — | — |
| The Sharp End | British Broadcasting Corporation | — | — | 8 |
| The Shiny Show | CBeebies | game show, children's television series | 2 | 91 |
| The Show | — | — | — | — |
| The Siege of Golden Hill | — | — | — | — |
| The Silver Chair | — | fantasy television series | — | 6 |
| The Singapore Grip | ITV | — | 1 | 6 |
| The Singer Takes It All | Channel 4 | reality television | 1 | 4 |
| The Singing Estate | Channel 5 | — | — | 4 |
| The Singing Kettle News | ITV | — | 4 | — |
| The Sins | — | police television drama | 1 | 7 |
| The Sitcom Showdown | Gold | game show | 1 | 5 |
| The Sitcom Trials | ITV | — | 1 | 8 |
| The Six Wives of Henry VIII | British Broadcasting Corporation | docudrama | 1 | 6 |
| The Six Wives of Henry VIII | Channel 4, PBS | documentary film, documentary television program | 1 | 4 |
| The Sixth Commandment | BBC One | drama television series | 1 | 4 |
| The Sketch Show | ITV | — | 3 | 16 |
| The Sky at Night | BBC One | documentary television program | — | — |
| The Sky's the Limit | ITV | game show | — | — |
| The Slammer | BBC One | — | 6 | 85 |
| The Slow Norris | ITV | fantasy television series | — | 60 |
| The Smell of Reeves and Mortimer | British Broadcasting Corporation | comedy television series | 2 | 12 |
| The Smoke | Sky One | — | 1 | 8 |
| The Smoking Room | BBC Three | sitcom, LGBT-related television series | 2 | 17 |
| The Sooty Show | British Broadcasting Corporation | comedy television series | 43 | 481 |
| The Sound of Musicals | — | — | — | — |
| The Sound of Petula | — | — | — | — |
| The South Bank Show | ITV, Sky Arts | documentary film | 32 | 736 |
| The Spa | — | sitcom | 1 | 8 |
| The Spanish Princess | Starz | drama television series, historical television series | — | 16 |
| The Sparticle Mystery | CBBC | science fiction television series | 3 | 36 |
| The Speaker | BBC Two | — | 1 | 8 |
| The Speakmans | — | — | 1 | 20 |
| The Specials | — | reality television | 2 | 13 |
| The Spice of Life | — | — | — | — |
| The Spies | BBC One | — | 1 | 15 |
| The Split | BBC One, British Broadcasting Corporation | drama television series, legal drama | 4 | 20 |
| The Spoils of War | — | — | — | — |
| The Spooks of Bottle Bay | ITV | — | 3 | 39 |
| The Spooky Sisters | Jetix | — | — | — |
| The Spread of the Eagle | — | — | — | 9 |
| The Squad | ITV | — | 1 | 12 |
| The Staggering Stories of Ferdinand de Bargos | — | comedy television series | — | — |
| The Standard | — | — | — | — |
| The State | Channel 4, National Geographic | drama television series | 1 | 4 |
| The State Within | BBC One, BBC America | drama television series | 1 | 6 |