In stealing paradise asking for Christ's mercy at Calvary, Dismas the good thief also showed true contrition! The transcript for this podcast can be found at https://www.ourcatholicprayers.com/A-tale-of-two-thieves.html

These are the two links to the Act Perfect Contrition mentioned in this podcast:

https://www.americaneedsfatima.org/Conversions/how-to-make-an-act-of-perfect-contrition.html

https://www.churchmilitant.com/news/article/the-clear-and-present-danger-of-covid-19