Simplify the following text for a Grade 7 native English-speaking person.
Original: Started by then-Disney CEO Ron W. Miller in 1984 , Touchstone 's first film was Splash , a huge hit for Walt Disney Productions , grossing $ 68 million at the domestic boxoffice .
Simplified: Started by then Disney CEO Ron W. Miller in 1984 , Touchstone 's first release was Splash .