Biography from Leonard Maltin's Movie Encyclopedia:
Impish, energetic musical performer best known for his stage work, but the recipient of a Best Supporting Actor Oscar for his characterization of the attentiongrabbing emcee in Cabaret (1972). He evolved into a first-rate character actor, playing a psychic in Man on a Swing (1974), a man of mystery in The Seven Percent Solution (1976), a wise man (buried under Asian makeup) in Remo Williams: The Adventure Begins (1985), an officious pencil-pusher in Kafka (1991), and Charles Durning's calculating, poker-playing companion in The Music
… More of Chance (1993). His daughter is actress Jennifer Grey.
OTHER FILMS INCLUDE: 1952:About Face (his first, a remake ofBrother Rat 1957:Calypso Heat Wave 1961:Come September 1976:Buffalo Bill and the Indians, or Sitting Bull's History Lesson