He continued to work until 1968, his last appearance being in Night Must Fall by Emlyn Williams.
In the play and movie Night Must Fall, the murderer, as played by Robert Montgomery, whistled, hummed, and sang portions of "Mighty Lak' a Rose," a habit that made him identifiable.
Saturday Night Live | A Midsummer Night's Dream | Twelfth Night | Late Night with Conan O'Brien | Late Night with David Letterman | Monday Night Football | Saturday Night Fever | Fall Out Boy | Friday Night Lights | The Fall (band) | The Fall | Night Gallery | Three Dog Night | Silent Night | Friday Night Lights (TV series) | Hockey Night in Canada | The Fall of the House of Usher | Sunday Night Football | Night of the Living Dead | Black-crowned Night Heron | A Little Night Music | NBC Sunday Night Football | Long Day's Journey into Night | Late Night with Jimmy Fallon | Thursday Night Football | The Edge of Night | Saturday Night | Night Thrasher | Night at the Museum | Late Night Poker |