Belfast Car Ferries was an Irish Sea ferry company that operated a passenger and freight roll-on/roll-off service between Northern Ireland and England.

The vessel sailed every night from Belfast, returning during the day from Liverpool.

[4] Belfast Car Ferries continued operations until October 1990.

The Saint Colum I quickly found a new Greek owner and entered service in the Adriatic Sea.

In 1991 the Liverpool – Belfast link was reopened by Norse Irish Ferries.