A case of hepatitis A was discovered in a nutritionist at the Walt Disney dinner show, health authorities said.
Officials from the Department of Health in Florida said the officer had worked in Hoop-Di-Do's musical review at Fort Wilderness camp.
The health department said it had received a report on hepatitis A on January 24th.
"Our epidemiology team teamed up with Disney to vaccinate staff at the site where last week. Disney continues this process of vaccinating its employees, say health authorities.
Hepatitis A is highly contagious and usually spreads when an infected person is dealing with food after not properly washing his hands. In rare cases it may cause liver failure and death.
"Nothing is more important to us than safety. After learning this news, we immediately started working with the Florida Health Department in Orange County. Health We are not aware that someone else is ill and continues to be involved with the Ministry of Health to ensure that we have all the appropriate processes to protect our members and guests, said a spokesman for Walt Disney World.
Disney said the restaurant was completely clean and disinfected.
Disney said it would continue to work with the Ministry of Health to monitor the situation and introduce additional measures.