Lon Chaney Jr. ( El Hombre Indestructible
)
Bradford Dillman ( Monstrosity
)
Frank Gerstle ( Monstrosity
)
Max Showalter ( El Hombre Indestructible
)
Marian Carr ( El Hombre Indestructible
)
Stuart Randall ( El Hombre Indestructible
)
Marjorie Eaton ( Monstrosity
)
Ken Terrell ( El Hombre Indestructible
)
Ross Elliott ( El Hombre Indestructible
)
Judy Bamber ( Monstrosity
)
Erika Peters ( Monstrosity
)
Frank Fowler ( Monstrosity
)
Margie Fisco ( Monstrosity
)
Lisa Lang ( Monstrosity
)