Frozen Fever is the second theatrical installment of the Frozen franchise, directed by Chris Buck and Jennifer Lee, and stars Kristen Bell, Idina Menzel, Jonathan Groff and Josh Gad. It debuted in theaters alongside Cinderella on March 13, 2015. Walt Disney Animation Studios' all-new short "Frozen Fever," which welcomes Anna, Elsa, Kristoff and Olaf back to the big screen, will open in theaters on March 13, 2015, in front of Disney Frozen Fever official trailer - first look at the Disney sequel to the smash hit Frozen. Starring Kristen BellSubscribe! hollywood Frozen Fever is the highly anticipated sequel-of-sorts to Disney's massive 2013 Oscar-winning hit that's now the highest-grossing animated movie of all time. Fever picks up with our Frozen Frozen Fever is the short animation special made for fans of Frozen and it kind of serves as a sequel to the movie. However it is an short film to hold over fans of Frozen. What makes the film works is that Kristen Bell, Idina Menzel, Josh Gad, and Jonathan Groff all return to reprises their respected roles as Anna, Elsa, Olaf and Kristoff. Frozen Fever is an animated short sequel to the 2013 film Frozen. The short was directed by Chris Buck and Jennifer Lee and features the main cast from Frozen. The short was announced on September 2, 2014, as part of The Story of Frozen: Making a Disney Animated Classic. It premiered on March M87hX.