"[3] The restaurant chain also served breakfast, with orange juice freshly squeezed to order.

[citation needed] One Royal Castle still exists in Miami, at 2700 NW 79th Street.

Royal Castle eventually grew to 175 locations throughout Florida, Georgia, Ohio, and Louisiana,[3] with the bulk of them in Miami.

[2] In 1969, Royal Castle was acquired by Nashville, Tennessee-based Performance Systems for about $9.1 million.

However, the company became overextended due to lack of executive restaurant experience, collapsed amid allegations of accounting irregularities and stock price manipulation, and was forced to sell off its assets, including Royal Castle.