Cranley was a sixth-round pick, 163rd overall, of the Blues in the 2020 NHL Entry Draft. The 23-year-old goalie spent most of the 2024-25 season in the ECHL, posting a 2.71 GAA and .896 SV% in 23 games with the Florida Everblades (11-9-3).

The Blues drafted Cranley in the sixth-round in 2020. The 20-year-old netminder has gone 11-19-2 with a 3.84 GAA and .872 SV% in 34 games with the Ottawa 67's (OHL).