Peacock briefly came out of retirement when he came on as a substitute against Shamrock Rovers in the Texaco Cup in September 1971.
His only honours were runners-up medals: for the League in 1964–65, for the 1967–68 Scottish Cup and the 1970–71 Texaco Cup.
Although not a regular first team player, he was selected for a Texaco Cup match at Ibrox against Rangers on 18 September 1974, and scored the third goal, a tap in from inside the box.
The following season Cassidy was troubled by injury and made just nine League appearances, though he did play in the first leg of the Texaco Cup Final as Newcastle retained the trophy 3-1 on aggregate against Southampton.
World Cup | FIFA World Cup | 2010 FIFA World Cup | FA Cup | 1978 FIFA World Cup | 2006 FIFA World Cup | Davis Cup | Stanley Cup | Rugby World Cup | Texaco | Cricket World Cup | 1986 FIFA World Cup | 1982 FIFA World Cup | Sprint Cup Series | 2007 Cricket World Cup | 2011 Rugby World Cup | 2002 FIFA World Cup | League Cup | Scottish Cup | Grey Cup | Football League Cup | 1998 FIFA World Cup | Challenge Cup | 2014 FIFA World Cup | Ryder Cup | 2003 Rugby World Cup | UEFA Cup Winners' Cup | Melbourne Cup | America's Cup | 1994 FIFA World Cup |
Described as Derby's "greatest ever season", the 1971–72 season saw Derby County's first team claim their first ever League title as well as win the Texaco Cup and the reserves win The Central League for the first time since 1936.
Coventry entered the Texaco Cup for the first time in 1971–72 and faced Falkirk in the first round, and needed extra time to beat them, to set up a tie with Newcastle United.
Norwich's first taste of European competition was in the Texaco Cup in the 1972–73 season.
After being beaten finalists the previous year, Norwich had a second go at the Texaco Cup in the 1973–74 season.