Break the Bank is an American quiz show which aired variously – and sometimes co-existed in separate radio and television forms – on Mutual Radio (where it was originally launched, in 1945), ABC Radio and NBC Radio Network, as well ABC (first televised version, in 1948), CBS and NBC television, from 1945 to 1957. From October 1956 to January 1957, NBC aired a short-lived prime-time television version called Break the $250,000 Bank.