On March 10th 1928, 9-year-old Walter Collins left home to go to the cinema but never came back. 

For months police worked tirelessly to find out what happened to him but drew only blanks. 

Then incredibly, five months later, he was found alive and well living on the streets of DeKalb, Illinois. Or was he?

This epiosde was written by Ema Dibdin and produced by Richard MacLean Smith

Go to twitter @unexplainedpod, facebook.com/unexplainedpodcast or unexplainedpodcast.com for more info. Thank you for listening.