Beware the Hoot Owl (1944) Blood On the Cat (1946) THe Preying Mantis (1947) - H Murder For Millions (1949) Easy to Murder (1951) Cry Murder (1954) Murder in Disguise (1956) The Frightened Murderer (1957) - H Death Stalks the Bride (1958) Escape Into Danger (1959) Forgotten World (1960) Alibi For Murder (1961)