Conversation so far:
When was Pull the Thorns From Your Heart released by Senses Fail?
Pull the Thorns from Your Heart was released on June 30, 2015.
Were there any singles released from Pull the Thorns from Your Heart by Senses Fail?
The Importance of the Moment of Death“
Who produced Pull the Thorns from Your Heart by Senses Fail?
Producer Shaun Lopez
Who were the touring replacements for Senses Fail aftert the release of Pull the Thornes from Your Heart?
Bassist Gavin Caswell took over rhythm guitar duties live, with Styliades returning on bass guitar, and Jason Milbank filling the role of lead guitarist.
Who replaced Matt Smith on Senses Fail?
Greg Styliades performed with the band on this tour.
Were there other changes to personnel for Senses Fail besides Matt Smith?
Zack Roach returned home for the birth of his child

Question: Who replaced Zack Roach on the tour?
Self-contained rewrite: Who replaced Zack Roach on the tour for Senses Fail?