In 1975, Lanza and Mulligan joined the WWWF as The Blackjacks. On August 26, 1975, The Blackjacks defeated Dominic DeNucci and Pat Barrett for the WWWF World Tag Team Championship. The match was a two-out-of-three falls match, and the Blackjacks won the match by winning the first and third falls.
Following his career, Lanza worked for the World Wrestling Federation (WWF) as a road agent. He would hold that position for decades.
Lanza inducted his longtime manager Bobby Heenan into the WWE Hall of Fame in 2004. On April 1, 2006, Lanza, along with his former partner, Blackjack Mulligan, were inducted into the WWE Hall of Fame by their former manager, Bobby Heenan.