Bertino began work for Walt Disney in 1935. Apart from his work on feature films, such as Pinocchio and Fantasia, Bertino also wrote for the Wonderful World of Disney, and helped create a number of attractions at Disneyland, including Mr. Toad's Wild Ride, Haunted Mansion, Country Bear Jamboree, and America Sings. Until his retirement in 1977, he worked as an assistant animator and storyman for Mintz Animation, Harmon-Ising Animation, Disney, UPA, Snowball Animation, Grantray-Lawrence Animation and Walter Lantz Animation. In 1986, he won a Golden Award (given to Motion Picture Screen Cartoonists). -Wikipedia
Private Pluto
(Animation)
The Man from Button Willow
(Additional Writing)
Grin and Bear It
(Story)
Let's Stick Together
(Writer)
Plutopia
(Story)
R'Coon Dawg
(Story)
Rugged Bear
(Story)
Uncle Donald's Ants
(Story)
Hooked Bear
(Story)
Dude Duck
(Animation)
Bearly Asleep
(Story)
Beezy Bear
(Story)
The Brave Engineer
(Animation)
The Unsung Hero
(Writer)
Walt Disney Treasures - The Complete Goofy
(Writer)
In the Bag
(Writer)
Magoo Meets Frankenstein
(Story)
Understanding Stresses and Strains
(Story)
Hockey Homicide
(Animation)
Californy 'Er Bust
(Animation)
7 Wise Dwarfs
(Writer)
Foul Hunting
(Animation)
Doc's Last Stand
(Story)
Mother's Little Helper
(Story)
Fowled-Up Birthday
(Story)
Goose in the Rough
(Story)
Charlie's Mother-in-Law
(Story)
The Goose Is Wild
(Story)
Pesky Pelican
(Story)
They're Off
(Animation)
This Is Your Life Donald Duck
(Story)
From All of Us to All of You
(Writer)
Barbecue for Two
(Story)
Walt Disney's Where Do the Stories Come From?
(Writer)
Duck Flies Coop
(Writer)
Honorable Cat Story
(Writer)
Doll Festival
(Writer)
The Rock Hound
(Writer)
Railroaded to Fame
(Writer)
On Vacation with Mickey Mouse and Friends
(Writer)
Cold Turkey
(Story)
Man's Best Friend
(Story)
Two Weeks Vacation
(Story)
The Donald Duck Story
(Writer)
People's Choice
(Writer)
Popeye the Sailor
(Writer)