| Saturday, August 5th, 1978 | Activated LF Chris Jones from the disabled list. | Friday, July 21st, 1978 | Placed LF Chris Jones on the 15-day disabled list. | Wednesday, July 19th, 1978 | Activated SP Dani Muńóz from the disabled list. | Monday, July 10th, 1978 | Placed C Esteban Fríaz on the 15-day disabled list. | Tuesday, July 4th, 1978 | Activated 3B Gary Roberts from the disabled list. | Placed SP Dani Muńóz on the 15-day disabled list. | Friday, June 23rd, 1978 | Activated 3B Hal Kirby from the disabled list. | Monday, June 19th, 1978 | Placed 3B Gary Roberts on the 15-day disabled list. | Sunday, June 11th, 1978 | Activated 2B Gary Roberts from the disabled list. | Friday, June 9th, 1978 | Placed SP Matt Martin on the 15-day disabled list. | Saturday, May 27th, 1978 | Placed 2B Gary Roberts on the 15-day disabled list. | Saturday, May 20th, 1978 | Activated SP Mike Decker from the disabled list. | Friday, May 19th, 1978 | Placed 3B Hal Kirby on the 15-day disabled list. | Saturday, May 13th, 1978 | Activated SP Dani Muńóz from the disabled list. | Friday, May 5th, 1978 | Placed SP Mike Decker on the 15-day disabled list. | Friday, April 28th, 1978 | Placed SP Dani Muńóz on the 15-day disabled list. | Sunday, September 4th, 1977 | Activated 2B Charlie Jordan from the disabled list. | |
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