Date of birth
Previous clubs: Hull City, Bradford City (loan), Bury (loan), Stockport County (loan), Luton Town, Blackpool, Carlisle United (loan).
Cullen, a Newcastle United academy player, joined Hull City in 2010. After loan spells at Bradford, Bury and Stockport, he signed for Luton Town, scoring 24 in 71 games, earning a move to Blackpool in 2015.
Cullen shone at Blackpool in the 2016/17 season, scoring 13 times and finishing the Seagull’s top scorer, and scored the winning goal in the League Two Play-Off Final, before joining Vale this summer.