After early ballet classes both in Brisbane and Canberra, Dell Brady studied in London with Phyllis Bedells, Maria Fay and at the Royal Ballet School. She graduated into London's Festival Ballet dancing with that company for four years in London, much of Europe and South America. Returning to Australia in 1966 she danced in musicals and in works for television with Rex Reid in Melbourne. In 1967 she successfully auditioned for the New Zealand Ballet where she was a principal dancer and created roles by Ray Powell and Urek Shabelevski.
At the invitation of Dame Peggy van Praagh she joined The Australian Ballet in 1968. After retirement, she opened her ballet school in Canberra in l978 where she taught for 20 years.
In 1998 she moved to Sydney and after gaining a BA degree in English and Performance Studies, she began free-lance teaching around Sydney and also adjudicating at many eisteddfods. She was also active at the time on the SODA committee and the committee for the Friends of the Australian Ballet.