Heath Streak was seen in a picture along his Zimbabwe teammate Ray Price after false rumours of his death.
Price finishes his ODI career with 100 wickets in 102 matches along with the 80 scalps in 22 Tests.
Brendan Taylor will lead Zimbabwe in Waller's first international assignment as head coach after he took over from Steve Mangongo.
Richard Muzhange, the 21-year-old medium pacer, was the only uncapped member named in the 15-man Zimbabwe squad for the ICC World Twenty20 to be held in Sri Lanka from September 18.
Zimbabwe spinner Ray Price has joined the Mumbai Indians squad for the remainder of the 2011 IPL season as a replacement for Australian allrounder Moises Henriques.
Ray Price, the senior most player in the Zimbabwe team, is hoping to complete a century of wickets in the One-Day Internationals, before he retires.
Zimbabwe bowling coach Heath Streak on Thursday refused to be dubbed as pushovers and said they are looking forward to cause some upsets during the cricket World Cup, starting on Saturday.
Many teams are relying on their strong batting while some on their superb bowling for a good show at the World Cup but minnows Zimbabwe say their biggest strength is their terrific ground fielding.