Greater Anglia is running additional train services to coincide with this year's Cromer Carnival.
Extra trains will run between Norwich and Cromer and Sheringham and Cromer on Wednesday, August 21.
The carnival, which is in its 50th year, will take place just a short walk from the railway station.
Greater Anglia is advising passengers that there are still likely to be large queues and very busy trains. Extra staff will be on hand to help.
In addition to the normal timetable, the following services will also run: Norwich to Cromer calling at Hoveton & Wroxham, Worstead, North Walsham and Roughton Road departing at 10.12am.
Cromer - Sheringham via West Runton will depart at 11.02am, 12.20pm, 2.40pm, 3.20pm, 4.20pm, 6.05pm 7.10pm, 8.15pm and 9.25pm.
Sherringham - Cromer via West Runton will depart at 12.08pm, 1.08pm, 3.08pm, 4.08pm, 5.08pm, 6.20pm, 7.25pm and 8.30pm.
There will also be an additional service from Sheringham - Norwich calling at West Runton, Cromer, Roughton Road, Gunton, North Walsham, Worstead, Hoveton & Wroxham and Salhouse leaving at 10.17pm.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here