In 1892 Dazey wrote the libretto for War-Time Wedding, music by Oscar Weil of San Francisco, produced by The Bostonians with Henry Barnabee and Alice Nielsen. He wrote several plays for Kate Putnam, American King for James O'Neill and The Little Maverick for Maggie Mitchell. His greatest success, In Old Kentucky, was written for Jacob Litt. For over 26 years it had uninterrupted production in America. After writing for Broadway, he wrote for film including Manhattan Madness for Douglas Fairbanks, The Mysterious Client for Mrs. Vernon Castle and Shifting Sands for Gloria Swanson.