| # | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Title | Genre |
| I Can Do That | Children's |
| I Guess That's Why They Call It The News | Radio, Comedy Panel Game |
| I Love My Country | Comedy Panel Game |
| I Survived a Zombie Apocalypse | Horror, Reality |
| I'm a Celebrity...Get Me Out of Here! | Reality |
| I'm Famous and Frightened! | Reality |
| I'm Sorry I Haven't a Clue | Comedy Panel Game, Radio |
| Ice Warriors | Action/Adventure |
| If I Ruled the World | Comedy Panel Game |
| In It to Win It | Big Prize |
| In the Grid | Big Prize |
| Incognito | Puzzle |
| Incredible Games | Children's |
| The Indoor League | Sports |
| Insert Name Here | Panel Game |
| Interceptor | Action/Adventure |
| Iron Chef UK | Cookery |
| It's a Knockout | Stunts/Dare Show |
| It's Not Me, It's You | Comedy Panel Game |
| It's Not What You Know (1) | Quiz, General Knowledge |
| It's Not What You Know (2) | Radio, Comedy Panel Game |
| It's Now or Never | Reality |
| It's Only a Theory | Panel Game, Quiz, Themed (Science) |
| It's Only TV... But I Like It | Panel Game |
| It's Your Round | Radio, Comedy Panel Game |
