The Sunshine Boys premiered on Broadway at the Broadhurst Theatre on December 20 , 1972 .
The Sunshine Boys transferred to the Shubert Theatre and then the Lunt - Fontanne Theatre , closing on April 21 , 1974 , after 538 performances .
The Sunshine Boys premiered on Broadway at the Broadhurst Theatre on December 20 , 1972 , and transferred to the Shubert Theatre and then the Lunt - Fontanne Theatre , closing on April 21 , 1974 , after 538 performances .