Most Appearances By A Pitcher
Cy Young, the man after whom the award for pitching excellence is named, is the only starting pitcher to have appeared in 900 games (906). Number 2 on the list of game appearances among starters is the knuckle-baller Phil Niekro with 864.
Eighteen relievers have made more appearances than Young. Jesse Orosco tops the list with 1,252, followed by John Franco (1,119) and Mike Stanton (1,109). Dennis Eckersley and knuckle-baller Hoyt Wilhelm are the next two 2 pitchers on the game appearances list with 1,071 and 1,070, respectively.
Both Eckersley and Wilhelm were also starters for parts of their careers. Eckersley pitched a no-hitter during his time as a starter.