Replication materials for: "Can we estimate crisis death tolls by subtracting total population estimates? A critical review and appraisal" by Hampton Gaddy and Maria Gargiulo and published in Demographic Research (https://www.demographic-research.org/articles/volume/52/23/). These materials are also accessible via the web page of the article linked above. All analyses are replicable in R (version 4.2.2). The code and data files needed to reproduce the main and supplementary figures of the paper are as follows. For each data files that cannot be redistributed is noted, the access procedure used and variable metadata is described.