Curious George 4: Ted's Great Adventure is an upcoming 2018 film (after the prequels of Curious George 3: Back to the Jungle, Curious George 2: Follow that Monkey and the classic Curious George) that it is about Ted (The Man with the Yellow Hat/ Jeff Bennett) is now happily has three well-behaved, "adopted" and curious young children; his first son Troy (E.G. Daily), his first daughter Daphne (Tara Strong) and his first stepson Gerald (Jeremy Jordan), and George (Frank Welker) is thrilled to have his brand new companions as his first adopted family!
When Professor Wiseman assistants Ted into a mountain quest adventure to find the museum’s missing exhibit piece, but things turned out “bad” when the boulders trapped him inside of a cave, it is up to a brave, but worried George and Gerald to rescue him and retrieve the missing exhibit piece, but end up no idea how to get up to the mountain top until the beautiful adventurous Jennifer Kyle, a performer Shakira and Gregory Jones (Ted's most favorite top idol) swung by to help them get rescue their father. Will George and the crew be able to rescue Ted and completing Professor Wiseman's mission on time?
Featuring the brand-new voice talents of James Earl Jones (The Lion King), Greg Page (The Wiggles), Kamuzi Evans (My Little Pony Equestria Girls: Rainbow Rocks), George Lopez (Rio) and Shakira, with new adventurous songs by the voice casts, new surprises and much more than you and your family can ever imagine than ever!
Plus new enchanting songs from the voice talents and more surprises like you have never seen before that your family will enjoy again and again.
- James Earl Jones as The Narrator
- Frank Welker as George/ Mother Mountain Lion
- Jeff Bennett as Ted (The Man with the Yellow Hat)/ Mr. Renkins/ Mr. Quint/ James Kyle/ Farmer Dan (replacing Clint Howard)
- Nicki Bryar as Maggie (uncredited)
- Val Kilmer as Lord God, who resembles Moses from "The Prince of Egypt" (uncredited)
- E.G Daily as Troy/ Steve/ child #1/ child #2/ Lily Kyle
- Greyson Chance as Troy (singing voice)
- Tara Strong as Daphne/ Daisy/ child #3/ child #4
- Candi Milo as Anna (replacing Trupti Potdukhe)/ Tina (replacing Catherine Taber)
- Jim Cumming as Piccadilly (replacing Tim Curry)
- Jeff McNeal as Kayla/ Layla/ Tonga
- Rolanda Watts as Professor Wiseman
- George Lopez as Mr. Bloomsberry
- Ed O' Ross as Ivan
- Kath Soucie as Mrs. Renkins/ child #5
- Grey Delisle as Betsy/ Vanessa/ child #6/ Marco
- Ariel Winter as Martha Rey
- Dan Aykroyd as Hal Houston (replacing John Goodman)
- Alexander Polinsky as Tech Andrew
- Brian Doe as John Houston
- Anika Noni Rose as Dr. Naja Kulinda (replacing Angela Bassett)
- Nicole Oliver as Elizabeth Rey
- Jeremy Jordan as Gerald
- Carly Rae Jepsen as Carla
- Greg Page as Gregory Jones
- Shakira as herself
- Suzanne Davidson as The Female Popcorn Seller
- Kamuzi Evans as Jennifer Kyle/ Scarlet