Trivia

Responsible for giving Guns N' Roses guitarist Slash his nickname.

Is also an accomplished stage director who won the Los Angeles Critics' Award for his production of "Jesse and the Bandit" at the L.A. Stage Theater.

Seymour gave Slash from Guns'N Roses his nickname because he was always running from one thing to the next.

Father of Matthew Cassel.

Mentioned in two auto-biographies co-written by Anthony Bozza; "Slash" and "Too Fat To Fish" by his Beer League co-star Artie Lange.

In both Tres son multitud (1998) and Los excéntricos Tenenbaums (2001) his character is mistaken for a doctor.

Survived by his daughter Lisa, son Matthew, and daughter Dilyn, seven grandchildren, and three great-grandchildren.

Has a daughter from an earlier relationship.