He lived in the United States for eight years (1954–1962), during which time he worked for MGM Studios in Hollywood, was artistic director of Theatre West, Tucson, and then of the Cincinnati Playhouse in the Park.
For five years he worked in Israel (1970–1975), where he became the artistic director of the Jerusalem Khan Theatre and contributed immensely to its development.
As well as the USA and Israel, Alfreds has worked in Canada, Australia, New Zealand, Germany, Norway, France, Italy, Mongolia and China.
He has translated the texts of several of his productions and has also specialised in the adaptation of novels and stories for the stage and has developed techniques for storytelling in the theatre.
Alfreds has conducted workshops and masterclasses globally, including locations such as St Andrews, Melbourne, Wellington, and Beijing, covering various techniques such as storytelling, melodrama, and the methods of Chekhov and Stanislavski.