Team status -- 3 Can-O-Corns
Regular season -- as of 4/2/1978
| Batter Status |
| | | vs LHP | vs RHP | Total | Inj | Batters Faced as Catcher |
| S | Name | Usage | Usage | Usage | Days | 4/2 | 4/1 | 3/31 | 3/30 | 3/29 | 3/28 | 3/27 | 3/26 | 3/25 | Cum |
| | George Brett | 67 | 33 | 46 | 0 | | | | | | | | | | |
| | Gary Carter | 68 | 96 | 85 | 0 | 32 | 31 | 36 | | 23 | 38 | | | | 160 |
| f | Jody Davis | 0 | 0 | 0 | 0 | | | | | | | | | | |
| | Julio Franco | 102 | 106 | 105 | 0 | | | | | | | | | | |
| | Pedro Guerrero | 114 | 133 | 128 | 0 | | | | | | | | | | |
| | Keith Hernandez | 40 | 173 | 125 | 0 | | | | | | | | | | |
| | Ian Kinsler | 65 | 2 | 20 | 0 | | | | | | | | | | |
| | Fred Lynn | 24 | 163 | 123 | 0 | | | | | | | | | | |
| | Fred McGriff | 23 | 121 | 87 | 0 | | | | | | | | | | |
| | Dale Murphy | 67 | 13 | 29 | 0 | | | | | | | | | | |
| | Lance Parrish | 10 | 10 | 10 | 0 | 6 | 10 | | | 12 | | | | | 28 |
| | Willie Randolph | 7 | 5 | 5 | 0 | | | | | | | | | | |
| | Mike Schmidt | 145 | 105 | 113 | 0 | | | | | | | | | | |
| | Denard Span | 4 | 13 | 10 | 0 | | | | | | | | | | |
| | Darryl Strawberry | 69 | 129 | 106 | 0 | | | | | | | | | | |
| | Alan Trammell | 119 | 130 | 127 | 0 | | | | | | | | | | |
| Pitcher Status |
| | | | Inj | | Pitches Thrown |
| S | Name | Usage | Days | Last | 4/2 | 4/1 | 3/31 | 3/30 | Cum |
| | Rick Aguilera | 107 | 0 | 3/19/1978 | | | | | |
| | Tom Candiotti | 7 | 0 | 3/15/1978 | | | | | |
| | Ron Darling | 1 | 0 | 3/15/1978 | | | | | |
| | Tom Henke | 81 | 0 | 3/22/1978 | | | | | |
| | Orel Hershiser | 1 | 0 | 3/12/1978 | | | | | |
| | Jack Morris | 85 | 0 | 4/1/1978 | | 125s | | | 125 |
| | Dan Plesac | 134 | 0 | 4/2/1978 | 34r | | | | 34 |
| | Jeff Reardon | 66 | 0 | 3/31/1978 | | | 36r | | 36 |
| f | Rick Reuschel | 0 | 0 | | | | | | |
| | Dave Smith | 144 | 0 | 3/31/1978 | | | 11r | | 11 |
| | Lee Smith | 93 | 0 | 3/28/1978 | | | | | |
| | Marcus Stroman | 99 | 0 | 3/22/1978 | | | | | |
| | Kent Tekulve | 94 | 0 | 4/1/1978 | | 24r | | | 24 |
| | Fernando Valenzuela | 73 | 0 | 3/29/1978 | | | | | |
| | Bob Welch | 97 | 0 | 3/31/1978 | | | 108s | | 108 |
| | Carlos Zambrano | 88 | 0 | 4/2/1978 | 123s | | | | 123 |