[2] As an actor, Staller's appearances on Broadway include Cabaret, where he originated the role of Ernst Ludwig in the 1987 revival, Evita, and Hello, Dolly!

[4] Staller became the first person to direct all of George Bernard Shaw's 65 plays, including his last unfinished work, Why She Would Not, wherein Staller commissioned writers Israel Horovitz, David Cote, Michael Feingold, Jeremy McCarter and Robert Simonson to write their own endings to the piece.

He wrote his own one man show, Noel and Cole, which he performed at multiple venues, including Carnegie Hall.

[7] Using an extensive amount of research, Staller has adapted all of George Bernard Shaw's for Gingold Theatrical Group using Shaw's original hand-written manuscripts, letters, production scripts, notes, and in-person interviews with many of those who knew and worked with him including Maurice Evans, Robert Morely, Wendy Hiller, Rex Harrison, Deborah Kerr, and others.

[11] Staller does voice-over work, radio and television campaigns, documentaries, and was a voice actor in David Chesky's animated musical film The Mice War.