Bill Fagerbakke Patrick Star Voice Tom Wilson Cecil Star Voice Cree Summer Bunny Star, Grandma Tentacles Voice Jill Talley Squidina Star Voice Dana Snyder Grandpa Star Voice Dee Bradley Baker Perch Perkins , Boy , Guys , Lawnies , Crowd , Kids , Shmandorians Guest Voice Rodger Bumpass Capt. Doug Quasar , Guys , Lawnies , Crowd , Kids , Shmandorians , Daddy Dartfish , Clam , Sculpture Guest Voice Tom Kenny Slappy , Old Man Walker , Roller Skate Fish , Guys , Snail , Lawnies , Crowd , Kids , Shmandorians Guest Voice Kyung-suk Park Executive Producer Bob Boyle Executive Producer Dave Cunningham Director Dave Tennant Writer Zoe Moss Writer Nora Meek Writer