Date:April 27, 1964 (abduction of Fronczak), c. July 1965 (disappearance of the Rosenthals)
Motive:Unknown
Accused:Gilbert and Marie Rosenthal
Victims:Paul Joseph Fronczak (missing for 55 years; found as Kevin Ray Baty in 2019), , Jack Rosenthal (missing for 50 years; found as Paul Fronczak in 2015), , Jill Rosenthal (missing for 60 years)
Location:Chicago, Illinois, U.S. (abduction of Fronczak), Newark, New Jersey, U.S. (abandonment of Jack Rosenthal)