The RSG Group of gym outlets, including Gold’s Gym and McFit, has confirmed that founder and CEO Rainer Schaller, family and friends were aboard a small plane that disappeared from radar just off Costa Rica's Caribbean coast.

Authorities in Costa Rica have found two bodies in the search for six people, apparently including the German businessman behind Gold’s Gym, who went missing when their small plane disappeared from radar just off the country’s Caribbean coast.

Six people, including the German businessman behind Gold's Gym, are feared dead after a small plane crashed into the Caribbean off the Costa Rican coast.