We have two remaining to be unearthed.
Which overtime goal is your favorite? Post in the comments below!

Goal Scorers:
René Robert; April 10, 1973. Quarterfinal Game 5
Danny Gare; April 27, 1975. Semifinal Game 1
René Robert; May 6, 1975. Semifinal Game 5
René Robert; May 20, 1975. Final Game 3
Danny Gare; April 8, 1976. Preliminary Round Game 2
Don Luce; April 9, 1976. Preliminary Round Game 3*
Danny Gare; April 13, 1976. Quarterfinal Game 2 (Not Available)
Alan Haworth; April 8, 1981. Preliminary Round Game 1 (Not Available)
Craig Ramsay; April 20, 1981. Quarterfinal Game 4
John Tucker; April 10, 1988. Division Semifinal Game 4
Bob Sweeney; April 18, 1993. Division Semifinal Game 1
Yuri Khmylev; April 22, 1993. Division Semifinal Game 3
Brad May; April 24, 1993. Division Semifinal Game 4*
Dave Hannon; April 27, 1994. Conference Quarterfinal Game 6
Derek Plante; April 29, 1997. Conference Quarterfinal Game 7*
Ed Ronan; May 9, 1997. Conference Semifinal Game 4
Michal Grošek; May 1, 1998. Conference Quarterfinal Game 5*
Geoff Sanderson; May 8, 1998. Conference Semifinal Game 1
Michael Peca; May 12, 1998. Conference Semifinal Game 3
Miroslav Šatan; April 23, 1999. Conference Quarterfinal Game 2
Jason Woolley; June 8, 1999. Final Game 1
Stu Barnes; April 18, 2000. Conference Quarterfinal Game 4
Jay McKee; April 14, 2001. Conference Quarterfinal Game 2
Curtis Brown; April 17, 2001. Conference Quarterfinal Game 4
Stu Barnes; May 5, 2001. Conference Semifinal Game 5
Daniel Briere; April 22, 2006. Conference Quarterfinal Game 1
Chris Drury; May 5, 2006. Conference Semifinal Game 1
J. P. Dumont; May 10, 2006. Conference Semifinal Game 3
Jason Pominville; May 13, 2006. Conference Semifinal Game 5*
Daniel Briere; May 30, 2006. Conference Final Game 6
Maxim Afinogenov; May 4, 2007. Conference Semifinal Game 5
Tyler Ennis; April 22, 2011. Conference Quarterfinals Game 5

*denotes series winner

I do not own any NHL content. I do not monetize from these videos either. All credit goes to the NHL and the players who scored the goals.