In June 2009, at a two-day conservatorship trial in Los Angeles, one of Falk's personal physicians, Dr. Stephen Read, reported he had rapidly slipped into dementia after a series of dental operations in 2007.
Čeprav je igralec dejal, da je bilo njegovo obnašanje posledica frustracije, ker se ni mogel spomniti, kam je parkiral svoj avtomobil, so mediji množično objavljali slike njegovega razdraženega vedenja in po incidentu se je Falk redko pojavljal v javnosti.