Cormac and Marianne Wibberley 1 credits

Cormac Wibberley and Marianne Wibberley (also known as The Wibberleys) are an American husband and wife screenwriting team. They have been writing together since 1991, and made their first screenplay sale in 1993. Cormac's father was Leonard Wibberley, author of The Mouse That Roared, among other books.

Source: Wikipedia, CC BY-SA 4.0.