Seasons
Season 1 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Toadblatt's School of Scorcery/Educating Grim/It's Hokey Mon! | 7.9 | 161 |
| 2 | Night of the Living Grim/Brown Evil | 8.2 | 131 |
| 3 | Mandy the Merciless/Creating Chaos/The Really Odd Couple | 7.5 | 116 |
| 4 | Who Killed Who?/Tween Wolf | 8.4 | 131 |
| 5 | Grim in Love/Crushed/Love is Evol Spelled Backwards | 7.8 | 107 |
| 6 | The Crawling Niceness/Smarten Up!/The Grim Show | 7.6 | 105 |
| 7 | Son of Nergal/Sister Grim/Go-Kart 3000 | 8.0 | 104 |
| 8 | Five O'Clock Shadows/Terror of the Black Knight | 8.5 | 112 |
| 9 | Grim for a Day/Chicken Ball Z/The Halls of Time | 8.0 | 90 |
| 14 | Something Stupid This Way Comes/A Grim Surprise/Beasts & Barbarians | 7.9 | 70 |
| 15 | Billy & Mandy's Jacked-Up Halloween | 8.4 | 180 |
Season 2 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Spider's Little Daddy/Tricycle of Terror | 7.7 | 91 |
| 2 | Dumb Luck/No Body Loves Grim | 7.6 | 89 |
| 3 | Lil' Pork Chop/Skarred for Life | 7.8 | 85 |
| 4 | House of Pain/A Grim Prophecy/Mandy Bites Dog | 7.8 | 86 |
| 5 | Nursery Crimes/My Peeps | 7.9 | 89 |
| 6 | Nigel Planter and the Chamber Pot of Secrets/Circus of Fear | 8.0 | 100 |
| 7 | Bully Boogie/Here Thar Be Dwarves | 7.9 | 95 |
| 8 | Which Came First?/Substitute Teacher | 7.7 | 90 |
Season 3 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Super Zero/Sickly Sweet | 7.6 | 80 |
| 2 | Bearded Billy/The Nerve | 7.8 | 89 |
| 3 | Test of Time/A Kick in the Asgard | 7.7 | 83 |
| 4 | Attack of the Clowns/Complete and Utter Chaos! | 7.9 | 96 |
| 5 | Whatever Happened to Billy Whatsisname?/Just the Two of Pus | 6.7 | 82 |
| 6 | Chocolate Sailor/The Good, the Bad, and the Toothless | 7.7 | 85 |
| 7 | That's My Mummy/Toys Will Be Toys | 7.5 | 79 |
| 8 | The Secret Snake Club | 7.9 | 96 |
| 9 | The Bad News Ghouls/House of No Tomorrow | 7.6 | 84 |
| 10 | Wild Parts/The Problem with Billy | 6.7 | 82 |
| 11 | Happy Huggy Stuffy Bears/The Secret Decoder Ring | 7.6 | 78 |
| 12 | Wishbones | 8.6 | 116 |
| 13 | Dream Mutt/Scythe for Sale | 7.4 | 81 |
Season 4 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Duck!/Aren't You Chupacabra to See Me? | 7.3 | 106 |
| 2 | Zip Your Fly!/Puddle Jumping | 7.1 | 82 |
| 3 | He's Not Dead, He's My Mascot/Hog Wild | 7.3 | 82 |
| 4 | My Fair Mandy | 8.2 | 114 |
| 5 | Jeffy's Web/Irwin Gets a Clue | 6.8 | 82 |
| 6 | Runaway Pants/Scythe 2.0 | 7.2 | 77 |
| 7 | The Firebird Sweet/The Bubble with Billy | 7.3 | 81 |
| 8 | Billy Idiot/Home of the Ancients | 7.9 | 89 |
| 9 | One Crazy Summoner/Guess What's Coming to Dinner? | 7.5 | 85 |
| 10 | Mommy Fiercest/The Taking Tree | 7.4 | 74 |
| 11 | Reap Walking/The Loser from the Earth's Core | 7.6 | 77 |
| 12 | Ecto Cooler/The Schlubs | 7.5 | 79 |
| 13 | Prank Call of Cthulu | 7.7 | 80 |
| 14 | Billy & Mandy Save Christmas | 8.2 | 191 |
Season 5 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Billy Ocean/Hill Billy | 6.9 | 84 |
| 2 | Keeper of the Reaper | 9.1 | 188 |
| 3 | The Love That Dare not Speak Its Name/Major Cheese | 7.1 | 72 |
| 4 | Modern Primatives/Giant Billy and Mandy All-Out Attack | 7.2 | 76 |
| 5 | The Wrongest Yard/Druid, Where's My Car? | 7.4 | 77 |
| 6 | Herbicidal Maniac/Chaos Theory | 7.3 | 78 |
| 7 | A Grim Day/Pandora's Lunch Box | 7.8 | 86 |
| 8 | Billy & Mandy vs. The Martians | 7.9 | 79 |
| 9 | Dumb-Dumbs and Dragons/Fear and Loathing in Endsville | 8.0 | 90 |
| 10 | Dad Day Afternoon/Scary Poppins | 7.3 | 73 |
| 11 | Hurter Monkey/Goodbling and the Hip-Hop-Opotamus | 7.2 | 71 |
| 12 | Spidermandy/Be A-Fred, Be Very A-Fred | 8.1 | 91 |
| 13 | The Crass Unicorn/Billy & Mandy Begins | 7.8 | 80 |
Season 6 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Everything Breaks/The Show That Dare Not Speak Its Name | 7.6 | 80 |
| 2 | The Secret Snake Club vs. P.E./King Tooten Pooten | 7.1 | 72 |
| 3 | Billy Gets an 'A'/Yeti or Not, Here I Come | 7.9 | 78 |
| 4 | Nergal's Pizza/Hey, Water You Doing? | 8.2 | 81 |
| 5 | Company Halt/Anger Mismanagement | 7.8 | 72 |
| 6 | Waking Nightmare/Beware of the Undertoad | 7.9 | 79 |
| 7 | The Most Greatest Love Story Ever Told Ever/Detention X | 7.8 | 74 |
| 8 | Billy and Mandy Moon the Moon | 7.4 | 84 |
| 9 | Wrath of the Spider Queen | 6.9 | 120 |
| 10 | Dracula Must Die!/Short Tall Tales | 7.5 | 75 |
| 11 | Nigel Planter and the Order of the Peanuts/The Incredible Shrinking Mandy | 7.5 | 73 |
| 12 | El día de los muertos estupidos/Heartburn | 8.0 | 95 |
