Wikia

CastEdit

Ten Cents - Stan Marsh (Ten Cents and Stan are both the main stars of the show)
Sunshine - Kyle Broflovski (Sunshine and Kyle are both best friends to Ten Cents and Stan)
Top Hat - Eric Cartman (Top Hat and Cartman and both vain)
Warrior - Kenny McCormick (Warrior and Kenny are both clumsy)
Captain Star - Mr. Garrison (Captain Star and Mr. Garrison are both leaders)
Hercules - Mr. Mackey
OJ - Chef
Sally Seaplane - Wendy Testaburger (Sally and Wendy's names both end with "y" and they're both girlfriends to Ten Cents and Stan)
Sea Rogue - Randy Marsh
Sailor Moon - Sharon Marsh
Carla (From Theodore Tugboat) - Shelly Marsh (Shelly Marsh's Voice suits Carla)
Big Mac - Gerald Broflovski
Rebecca (From Theodore Tugboat) - Sheila Broflovski (Sheila Broflovski's Voice suits Rebecca)
Lillie Lightship - Liane Cartman
Little Ditcher - Stuart McCormick
Emily (from Theodore Tugboat) - Carol McCormick
Zebedee - Damien
Hank (from Theodore Tugboat) - Butters Stotch
Zak - Ze Mole
Zip - Terrence
Zug - Phillip
Lord Stinker - Ike Broflovski
Bluenose - Gregory Of Yardale
Theodore (from Theodore Tugboat) - Clyde Dovoman
The Coast Guard's Messenger - Token Black
Boomer - Craig Tucker
Pearl - Bebe Stevens
Sigrid (from Theodore Tugboat) - Tammy Warner
Old Rusty - Grampa Marsh
Fire Tug - Jimbo Kern
Nantucket - Saddam Hussein
Johnny Cuba - Satan
Zorran - Scott Tenorman

Trey Parker - Ten Cents, Top Hat, Sea Rogue, Captain Star, Theodore, Hercules, Old Rusty and Zug
Matt Stone - Sunshine, Warrior, Hank, Big Mac, Little Ditcher, Boomer, Zip and Nantucket
Mona Marshall - Rebecca
April Stewart - Sally Seaplane, Sailor Moon, Lillie Lightship, Emily, Carla