Eddie Kastrau, a dancer with the Danny Grossman Dance Company since 1986, has been a muse for many of Grossman’s original roles. As well as dancing in over 40 of Grossman's works, he has performed other modern masterworks, including Paul Taylor’s Aureole, The Beloved by Lester Horton, Anna Sokolow’s Rooms, Charles Weidman’s Lynchtown, and Canadian classics by Patricia Beatty, Robert Desrosiers, David Earle, Peter Randazzo, Paula Ross, and others. He has danced independently in Canada and abroad with Patricia Beatty, David Earle, Randy Glynn, Lawrence Gradus, D. A. Hoskins, Bill James, Nenagh Leigh, Terrill Maguire, Claudia Moore, Newton Morales, Andrea Nann, Joan Phillips, Michelle Silagy, Rina Singha, and Menaka Thakkar.
Kastrau has created computer software to store the rich heritage of dance companies. His Performance History Database is used by numerous dance companies throughout North America. He plays a very active role in the Grossman Institute, teaching the Grossman repertoire in Canada and the United States.