England
Head coach: Peter Colston
Bill Beaumont (c.) Mike Burton David Caplan Maurice Colclough Barrie Corless Fran Cotton Robin Cowling Peter Dixon Paul Dodge Dusty Hare Alastair Hignell Nigel Horton Charles Kent Andy Maxwell Bob Mordell Tony Neary Barry Nelmes Alan Old Mike Rafter John Scott Mike Slemen Peter Squires Peter Wheeler Malcolm Young
France
Head coach: Jean Desclaux
Jean-Michel Aguirre Jean-Luc Averous Jean-Pierre Bastiat (c.) Christian Bélascain Roland Bertranne Louis Bilbao Daniel Bustaffa Gérard Cholley Jérôme Gallion Jean-François Gourdon Francis Haget Jean-François Imbernon Guy Noves Alain Paco Michel Palmie Robert Paparemborde Jean-Pierre Rives Jean-Claude Skrela Bernard Vivies
Ireland
Head coach: Noel Murphy
Ned Byrne Willie Duggan Tony Ensor Mick Fitzpatrick Mike Gibson Tom Grace Moss Keane Alistair McKibbin Stewart McKinney Freddie McLennan Paul McNaughton John Moloney (c.) Lawrence Moloney John O'Driscoll Phil Orr Fergus Slattery Donal Spring Harold Steele Tony Ward Pa Whelan
Scotland
Head coach: Nairn McEwan
Mike Biggar Richard Breakey Sandy Carmichael Alastair Cranston Colin Deans Bill Gammell David Gray Bruce Hay Brian Hegarty Graham Hogg Andy Irvine Don Macdonald George Mackie Duncan Madsen Ian McGeechan Alastair McHarg Ian McLauchlan Doug Morgan (c.) Norman Pender Jim Renwick David Shedden Alan Tomes Ron Wilson
Wales
Head coach: John Dawes
Phil Bennett (c.) Terry Cobner Gerald Davies Gareth Edwards Charlie Faulkner Steve Fenwick Ray Gravell Allan Martin Graham Price Derek Quinnell Jeff Squire Geoff Wheel J. J. Williams J. P. R. Williams Bobby Windsor
Wales used the same 15 players during the competition
External links 1978 Five Nations Championship at ESPN