Gregory Osborne was an actor, known for The Nutcracker (1977), Shadow Dancing (1988) and Live From Lincoln Center (1976). He was also a ballet dancer with American Ballet Theatre and the National Ballet of Canada.
Shadow Dancing 1988
as Philip Crest
I'm Dancing as Fast as I Can 1982
as Passerby
The Nutcracker 1977
as Court Buffoon / Harlequin
Credits from TMDB.