[1] Dinică showed an early interest in acting, being part of different amateur theater troupes since he was 17.

In 1957, he entered The National Institute of Theatre and Cinematography Art in Bucharest.

Like the French actor Alain Delon, Dinică refused to act in movies produced in the United States.

Dinica died of cardiac arrest at Floreasca Emergency Hospital, Bucharest.

For his popularity in Romania, he received an offer from Walt Disney Pictures, and provided the voice of Scrooge McDuck in 1996 for the Romanian version of the series, Duck Tales.