Quinn K. Redeker: Quinn K. Redeker. Writer: The Minefield. Quinn K. Redeker (frequently credited without his middle initial) is best remembered for his recurring roles on the long-running daytime soaps Days of Our Lives (1965) (as nefarious villain Alex Marshall -- in no less than 848 episodes!) and The Young and the Restless (1973) (as con man Rex Sterling). On screen from 1959, Redeker has also guested on many prime time series like...