Ice Age Ice Age: The Meltdown Ice Age: Dawn of the Dinosaurs Ice Age: Continental Drift Ice Age: Collision Course
Ice Age Ice Age: The Meltdown Ice Age: Dawn of the Dinosaurs Ice Age: Continental Drift
Fire King (by Mini-Sloths) Floopy green thing (by Buck) Sloth (by Diego) Handsome (by Brooke)
Goofy, talkative, caring, lazy, clumsy, childish, naïve, nice, sweet, friendly, optimistic, mischievous, loyal, heroic, innocent, funny, patient, cheerful, charismatic, spunky, big-hearted, selfless
Milton (father) Eunice (mother) Marshall (younger brother) Gladys (grandmother) Fungus (uncle) Egbert (adoptive son) Shelly (adoptive daughter) Yoko (adoptive son) Teddy (stepgrandfather)
Diego (best friend), Manny, Ellie, Crash, Eddie, Roshan, Julian, Buck, Shira, Momma Dino, Francine (ex-girlfriend), Jennifer, Rachel, Rose (former crush), Peaches, Gavin, Gertie, Roger, Fuzzy, Precious
Carl, Frank, Soto, Diego (formerly), Zeke, Oscar, Lenny, Orcas, Rudy, Momma Dino (formerly), Captain Gutt, Shira (formerly), Squint, Flynn, Raz, Gupta, Silas, Dobson, Gavin (formerly), Gertie (formerly), Roger (formerly), Dab
Manny, Brooke, fun, adventures, friendships, games, parties, children, sleeping
Being alone, Manny's temper tantrums, getting in trouble, his friends being sad
Sidney, better known as Sid, is tritagonist of Ice Age, Ice Age: The Meltdown, Ice Age: Continental Drift, the deuteragonist of Ice Age: Dawn of the Dinosaurs, a major character in Ice Age: Collision Course, and the main protagonist of the prime-time holiday specials. He is Manny and Diego's best friend and one of Peaches' adoptive uncles.
Sid was originally going to join the cast of Castaras, but was dropped.
He is voiced by John Leguizamo.