I think Susan Almgren and Pat Crawford Brown worked wonderful in Liberace. The great supporting cast includes Susan Almgren, Pat Crawford Brown, Victor Garber, Macha Grenon, Dianne Heatherington.
I left some information, immages, and video previews of Liberace below.
Summary of Liberace:
Truly one of the most successful and extraordinary musical perfromers of our time, go behind-the-scenes, where truth and rumors converge to reveal the secrets of the man they called Mr. Showmanship.