What police have described as a 'large fight' in Maughold on Friday left a man needing hospital treatment.
Police say the scuffle broke out at a house party at the lighthouse in the village.
Ramsey police are calling for people who were at the party - which carried on into the early hours of Saturday morning - to come forward.
Call them on 812234, or police headquarters on 631212.
Loganair passengers escorted from aircraft after smoke reported at Ronaldsway
Flight bound for Birmingham was cancelled earlier today
Works planned for Douglas junction late this evening
DoI confirms repairs set for Bath place and Peveril Square
Freight services uninterrupted says Steam Packet
Ben-My-Chree currently 'carrying all freight requirements'
Greeba road closed to remove large tree
DoI shuts road towards Ballacraine Cross Roads