Original Characters
Scout Taylor Compton - Casey Armstrong/Sparrow
Jake McDorman - Craig Emmons/Cayden Mathias
Hayley Williams - Peyton Harker /Firefox
Zac Efron - Sean Dane
Jackson Rathbone - Vince Harker/Interface
Ashley Tisdale - Nicole Gloss/Venus
Aly Michalka - Melanie Bayes
Mark Wahlberg - Austin Armstrong
Eva Mendes - Ellie Ramirez/Armstrong
Sean Harmon - Gunner Kemp
Mark Harmon - Brett Kemp
Sara Paxton - Veronica Decker
Emily Deschanel - Sylvia Dower
Brenda Song - Erin Takahashi
Jamie Chung - Kara Takahashi
Ki Hong Lee - Kyle Takahashi
Jason Derulo - Duane Murphy
Kelly Clarkson - Rhoda Mathias
Ken Watanabe - Eri Takahashi
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MCU Cast
Chris Evans - Steve Rogers/Captain America
Robert Downey Jr. - Tony Stark/Iron Man
Mark Ruffalo - Dr. Bruce Banner/Hulk
Scarlett Johansson - Natasha Romanoff/Black Widow
Jeremy Renner - Clint Barton/Hawkeye
Chris Hemsworth - Thor Odinson
Tom Hiddleston - Loki Laufeyson
Samuel L. Jackson - Director Nick Fury
Colbie Smulders - Agent Maria Hill
Clark Gregg - Agent Phil Coulson
Don Cheadle - James "Rhodey" Rhodes/War Machine
Gwyneth Paltrow - Pepper Potts
Anthony Mackie - Sam Wilson/Falcon
Sebastian Stan - Bucky Barnes/The Winter Soldier
Elizabeth Olsen - Wanda Maximoff
Paul Bettany - JARVIS & Vision
Tom Holland - Peter Parker/Spiderman
Chadwick Boseman - T'Challa/Black Panther
Letitia Wright - Shuri
Benedict Cumberbatch - Stephen Strange
Paul Rudd - Scott Lang/Ant Man
Evangeline Lilly - Hope Van Dyne/The Wasp
Chris Pratt - Peter Quill/Starlord
Zoe Saldana - Gamora
Dave Bautista - Drax the Destroyer
Bradley Cooper - Rocket Raccoon (voice)
Vin Diesel - Groot (voice)
Karen Gillan - Nebula
Pom Klementieff - Mantis
Brie Larson - Carol Danvers/Captain Marvel