Offseason

• October 19, 1966: Bob Lillis
  Bob Lillis
  Robert Perry Lillis is a retired American infielder, manager, coach and scout in Major League Baseball...
  
   was released by the Astros.
• November 28, 1966: Bo Belinsky
  Bo Belinsky
  Robert "Bo" Belinsky was an American left-handed pitcher in Major League Baseball, who became an instant southern California celebrity as a rookie with the original Los Angeles Angels, especially when the fourth of his season-opening four straight wins was a no-hit, no-run game against his former...
  
   was drafted by the Astros from the Philadelphia Phillies
  Philadelphia Phillies
  The Philadelphia Phillies are a Major League Baseball team. They are the oldest continuous, one-name, one-city franchise in all of professional American sports, dating to 1883. The Phillies are a member of the Eastern Division of Major League Baseball's National League...
  
   in the 1966 rule 5 draft
  Rule 5 draft
  The Rule 5 draft is a Major League Baseball player draft that occurs each year in December, at the annual Winter Meeting of general managers. The Rule 5 draft aims to prevent teams from stockpiling too many young players on their minor league affiliate teams when other teams would be willing to...
  
  .
• December 31, 1966: Dave Nicholson
  Dave Nicholson
  David Lawrence Nicholson is a former outfielder for the Baltimore Orioles , Chicago White Sox , Houston Astros and Atlanta Braves , known for his towering, although infrequent, home runs...
  
   and Bob Bruce
  Bob Bruce
  Robert James Bruce is a former starting pitcher in Major League Baseball.Bruce was a mainstay of the expansion Houston Colt .45 starting rotation in that team's early seasons, tying Turk Farrell for the team lead in wins in the Colt .45's inaugural 1962 season, and becoming the first Houston...
  
   were traded by the Astros to the Atlanta Braves
  Atlanta Braves
  The Atlanta Braves are a professional baseball club based in Atlanta, Georgia. The Braves are a member of the Eastern Division of Major League Baseball's National League. The Braves have played in Turner Field since 1997....
  
   for Eddie Mathews
  Eddie Mathews
  Edwin Lee "Eddie" Mathews was an American Major League Baseball third baseman. He is regarded as one of the greatest third basemen ever to play the game.-Early life:...
  
  , Arnold Umbach
  Arnold Umbach
  Arnold William Umbach is a former Major League Baseball pitcher who played for two seasons. He pitched for the Atlanta Braves during the 1964 Milwaukee Braves season and the 1966 Atlanta Braves season....
  
   and a player to be named later. The Braves completed the deal by sending Sandy Alomar
  Sandy Alomar, Sr.
  Santos "Sandy" Alomar, Sr., or in the Spanish naming system Santos Alomar Conde is a former Major League Baseball second baseman who played for the Milwaukee and Atlanta Braves , New York Mets , Chicago White Sox , California Angels , New York Yankees , and Texas Rangers . Alomar was a...
  
   to the Astros on February 25, 1967.
• January 4, 1967: Lee Maye
  Lee Maye
  Arthur Lee Maye was a Major League Baseball player. He played eleven seasons in the majors as an outfielder for the Milwaukee Braves , Houston Astros , Cleveland Indians , Washington Senators , and Chicago White Sox .Maye was also well known as a Rhythm & Blues singer...
  
   and Ken Retzer
  Ken Retzer
  Kenneth Leo Retzer is a former Major League Baseball catcher. He was signed by the Cleveland Indians before the 1954 season, but played his entire MLB career for the Washington Senators....
  
   were traded by the Astros to the Cleveland Indians
  Cleveland Indians
  The Cleveland Indians are a professional baseball team based in Cleveland, Ohio. They are in the Central Division of Major League Baseball's American League. Since , they have played in Progressive Field. The team's spring training facility is in Goodyear, Arizona...
  
   for Jim Landis
  Jim Landis
  James Henry Landis is a retired American baseball player. Landis was signed by the Chicago White Sox as an amateur free agent in 1952 shortly after graduating from Richmond High School...
  
  , Jim Weaver
  Jim Weaver (left-handed pitcher)
  James Brian Weaver is a former Major League Baseball pitcher. He played parts of two seasons, and , for the California Angels.-Sources:...
  
  , and Doc Edwards
  Doc Edwards
  Howard Rodney Edwards was a backup catcher with the Cleveland Indians, Kansas City Athletics, New York Yankees, and the Philadelphia Phillies over parts of five seasons spanning eight years...
  
  .
• March 24, 1967: Sandy Alomar was traded by the Astros to the New York Mets
  New York Mets
  The New York Mets are a professional baseball team based in the borough of Queens in New York City, New York. They belong to Major League Baseball's National League East Division. One of baseball's first expansion teams, the Mets were founded in 1962 to replace New York's departed National League...
  
   for Derrell Griffith
  Derrell Griffith
  Robert Derrell Griffith is a former Outfielder and Third Baseman in Major League Baseball who played for the Los Angeles Dodgers from 1963-1966.-External links:...
  
  .

Opening Day starters

• Bob Aspromonte
  Bob Aspromonte
  Robert Thomas Aspromonte is a former utility player who had a 13 year career in 1956 and from 1960 to 1971. He played for the Brooklyn/Los Angeles Dodgers, Houston Colt 45's/Astros, Atlanta Braves and New York Mets all of the National League.During his career, Aspromonte played first base, second...
  
  
• John Bateman
• Mike Cuellar
  Mike Cuellar
  Miguel Ángel Cuellar Santana [KWAY-ar] was a Cuban left-handed starting pitcher who spent fifteen seasons in Major League Baseball with the Cincinnati Reds, St. Louis Cardinals, Houston Astros, Baltimore Orioles and California Angels...
  
  
• Sonny Jackson
• Eddie Mathews
  Eddie Mathews
  Edwin Lee "Eddie" Mathews was an American Major League Baseball third baseman. He is regarded as one of the greatest third basemen ever to play the game.-Early life:...
  
  
• Joe Morgan
  Joe Morgan
  Joe Leonard Morgan is a former Major League Baseball second baseman who played for the Houston Astros, Cincinnati Reds, San Francisco Giants, Philadelphia Phillies, and Oakland Athletics from 1963 to 1984. He won two World Series championships with the Reds in 1975 and 1976 and was also named the...
  
  
• Aaron Pointer
  Aaron Pointer
  Aaron Elton Pointer is a retired American baseball player. He played in the major leagues for the Houston Colt .45's/Astros in 1963 and again in 1966-7. After his baseball career, he was a National Football League referee...
  
  
• Rusty Staub
  Rusty Staub
  Daniel Joseph "Rusty" Staub is an American former Major League Baseball right fielder, designated hitter, and first baseman. He enjoyed a 23-year baseball career with 5 different teams...
  
  
• Jimmy Wynn
  Jimmy Wynn
  James Sherman Wynn , nicknamed the "Toy Cannon," is a former Major League Baseball center fielder. During a 15-year baseball career, he played from 1963-1977 for five different teams: the Houston Colt .45s/Astros, Los Angeles Dodgers, Atlanta Braves, New York Yankees, and Milwaukee Brewers...
  
  

Notable transactions

• April 28, 1967: Bob Lillis was signed as a free agent by the Astros.
• June 6, 1967: John Mayberry
  John Mayberry
  John Claiborn Mayberry is a former Major League Baseball player who played for the Houston Astros, Kansas City Royals, Toronto Blue Jays and New York Yankees from 1968 to 1982.-High school and minor leagues:...
  
   was drafted by the Astros in the 1st round (6th pick) of the 1967 Major League Baseball Draft
  1967 Major League Baseball Draft
  -First round selections:The following are the first round picks in the 1967 Major League Baseball draft.- Background :The June draft was filled with talented prospects who would go on to pro careers...
  
  .
• June 15, 1967: Claude Raymond
  Claude Raymond (baseball)
  Jean Claude Marc Raymond was a pitcher for the Chicago White Sox , Milwaukee Braves/Atlanta Braves , Houston Colt .45's/Houston Astros and Montreal Expos...
  
   was traded by the Astros to the Atlanta Braves
  Atlanta Braves
  The Atlanta Braves are a professional baseball club based in Atlanta, Georgia. The Braves are a member of the Eastern Division of Major League Baseball's National League. The Braves have played in Turner Field since 1997....
  
   for Wade Blasingame
  Wade Blasingame
  Wade Allen Blasingame was a Pitcher for the Milwaukee/Atlanta Braves , Houston Astros and New York Yankees ....
  
  .
• July 20, 1967: Gary Kroll
  Gary Kroll
  Gary Melvin Kroll is an American former Major League Baseball pitcher who played for four seasons. The , righthander played for the Philadelphia Phillies in 1964, the New York Mets from 1964 to 1965, the Houston Astros in 1966, and the Cleveland Indians in 1969...
  
   was purchased from the Astros by the Cleveland Indians
  Cleveland Indians
  The Cleveland Indians are a professional baseball team based in Cleveland, Ohio. They are in the Central Division of Major League Baseball's American League. Since , they have played in Progressive Field. The team's spring training facility is in Goodyear, Arizona...
  
  .
• August 7, 1967: Jim Weaver was traded by the Astros to the California Angels
  Los Angeles Angels of Anaheim
  The Los Angeles Angels of Anaheim are a professional baseball team based in Anaheim, California, United States. The Angels are a member of the Western Division of Major League Baseball's American League. The "Angels" name originates from the city in which the team started, Los Angeles...
  
   for a player to be named later. The Angels completed the deal by sending Héctor Torres
  Héctor Torres
  Héctor Epitacio Torres Marroquin is a former Major League Baseball shortstop. He played all or part of nine seasons in the majors, between and , for the Houston Astros, Chicago Cubs, Montreal Expos, San Diego Padres and Toronto Blue Jays...
  
   to the Astros on November 21.

Roster

Starters by position

Other batters

Starting pitchers

Other pitchers

Relief pitchers

Farm system