Jennifer LopezTerri Flores Eric StoltzDr. Steven Cale Jonathan HydeWarren Westridge Kari WührerDenise Kalberg Frank WelkerAnaconda (voice) Gary A. HeckerAnaconda (voice) / Foley Artist Jack Epps Jr.Writer / Producer Susan RuskinExecutive Producer Leonard RabinowitzProducer Andy FickmanAssociate Producer Beau MarksCo-Producer / Second Unit Director Kirk M. PetruccelliProduction Design Daniel Loren MaySet Decoration Barry ChusidArt Direction Bill ButlerDirector Of Photography Donna Barrett GilbertKey Hair Stylist Jon AguilarSet Dressing Artist Kathy MonderineCostume Design Inéz Salgado MirandaWardrobe Assistant K.C. ColwellFirst Assistant Director Lisanne SartorSecond Second Assistant Director Xochi BlymyerSecond Assistant Director Bruce CarterSecond Assistant Director Randy EdelmanOriginal Music Composer Kimberly HarrisAdr Supervisor Simon CokeSound Effects Editor Douglas B. ArnoldSound Mixer J.H. ArrufatDialogue Editor Joanie DienerMusic Editor Steve BirkettBoom Operator Destiny BordenFirst Assistant Sound Editor Richard C. FranklinSupervising Sound Editor Nerses GezalyanFoley Mixer Gary A. HeckerAnaconda (voice) / Foley Artist Stelvio RosiLine Producer James DyerUnit Production Manager Kris Fullan MartinezProduction Coordinator John PapsideraCasting Associate Deborah LaubLocation Manager Caique Martins FerreiraProduction Manager Valeria Costa AmorimAssistant Production Manager Richard HarrahProduction Executive Tiffany FraserFirst Assistant Accountant Justine HebronAssistant Production Coordinator Michael NealPayroll Accountant Jane E. GravesAssistant Location Manager Fred AghajanianProduction Assistant Gene KellyProduction Accountant Robin GriffinVisual Effects Producer Jacquie BarnbrookVisual Effects Coordinator John NelsonVisual Effects Supervisor Chuck GasparSpecial Effects Supervisor Colin CampbellCompositing Lead Anthony CeccomanciniPre-Visualization Coordinator