22 suggestions
Harrison Ford
as Ben 10.000 in Ben 10
John Goodman
as Ben 10.000 in Ben 10
Mark Hamill
as Ben 10.000 in Ben 10
John Bubniak
as Benjamin Kirby Tennyson (Teenager) in Ben 10
Tom Holland
as Benjamin Kirby Tennyson (Teenager) in Ben 10
Tierney Smith
as Gwen Tennyson (10 Years) in Ben 10
Emma Stone
as Gwendolyn Tennyson (Future) in Ben 10
Sophia Lillis
as Gwendolyn Tennyson (Future) in Ben 10
Margot Robbie
as Gwendolyn Tennyson (Future) in Ben 10
Devon Bostick
as Kevin Levin (Teenager) in Ben 10
Tom Hanks
as Grandpa Max in Ben 10
Robert Downey Jr.
as Ben 10.000 in Ben 10
Henry Cavill
as Ben 10.000 in Ben 10
Bruna Marquezine
as Kai Green in BEN 10 Live Action Series
Henry Cavill
as Ben 10,000 in BEN 10 Live Action Series
Billy Crudup
as Ultimus in BEN 10 Live Action Series
Maxim Swinton
as Benjamin Kirby Tennyson (10 years) in Ben 10
Judah Mackey
as Benjamin Kirby Tennyson (10 years) in Ben 10
Jett Switzer
as Benjamin Kirby Tennyson (10 years) in Ben 10
Tristan Ruggeri
as Benjamin Kirby Tennyson (10 years) in Ben 10
