This is an AAF B-18 Bolo (Digby is the RCAF name) antisubmarine warfare aircraft with the bulbous radar nose as seen it the photograph. It does not have the long probe magnetic anomaly detector in the tail for locating submarines.

https://upload.wikimedia.org/wikipedia/commons/3/3c/Douglas_B-18B_%28SN_37-530%2C_originally_a_B-18A%29_with_the_MAD_tail_boom_061128-F-1234S-023.jpg

I have no idea which ship this is.