Roster and game participation numbers courtesy the CFL. All errors or omissions not in the original source are the responsibility of CFLdb Statistics, please report them.
| Jersey | Name | Position | Experience League (Team) |
Age† | Regular GP |
Grey Cup GP |
|
|---|---|---|---|---|---|---|---|
| 64 | Boone, David Jr. | DE | 4th (2nd) | 26 | Eastern Michigan | 16 | 1 |
| 34 | Bryans, Ian | LB | 4th (3rd) | 25 | Western Ontario | 16 | 1 |
| 28 | Butler, Gregg | DB | 2nd (2nd) | 25 | Howard | 16 | 1 |
| 26 | Cutler, Dave | K | 10th (10th) | 32 | Simon Fraser | 16 | 1 |
| 55 | Estay, Ron | DE | 7th (6th) | 29 | Louisiana State (LSU) | 16 | 1 |
| 18 | Farlinger, John | DB, WR | 6th (6th) | 30 | Calgary | 16 | 1 |
| 65 | Fennell, Dave | DT | 5th (5th) | 25 | North Dakota | 16 | 1 |
| 77 | Fryer, Brian | WR | R (1st) | 24 | Alberta | 9 | 1 |
| 25 | Germany, Jim | RB | 2nd (2nd) | 25 | New Mexico State | 15 | 1 |
| 69 | Hentschel, York | T | 3rd (3rd) | 25 | Red Deer Packers Jr. | 16 | 1 |
| 13 | Highbaugh, Larry | DB | 8th (7th) | 28 | Indiana | 16 | 1 |
| 29 | Hollimon, Joe | DB | 3rd (3rd) | 25 | Arkansas State | 16 | 1 |
| 53 | Howes, Bob | C | 11th (7th) | 35 | Queen's | 16 | 1 |
| 8 | Ilesic, Hank | P | 2nd (2nd) | 18 | St. Joseph's HS (Edmonton, AB) | 16 | 1 |
| 68 | Jackson, Joe | DE | R (1st) | 29 | New Mexico State | 1 | 0 |
| 24 | Jones, Ed “Too Small” | DB | 3rd (3rd) | 26 | Rutgers | 16 | 1 |
| 42 | Kepley, Dan | LB | 4th (4th) | 24 | East Carolina | 15 | 1 |
| 72 | Konihowski, John | WR | 5th (5th) | 28 | Saskatchewan | 7 | 0 |
| 15 | Lang, Stu | WR | 5th (5th) | 27 | Queen's | 16 | 1 |
| 7 | Lavorato, Pete | DB | 4th (4th) | 25 | Utah State | 16 | 1 |
| 10 | Lemmerman, Bruce | QB | 8th (8th) | 32 | Cal State-Northridge | 1 | 0 |
| 50 | Martin, Willie | T | 6th (6th) | 27 | Northeastern State | 16 | 1 |
| 76 | McGowan, George | WR | 8th (8th) | 30 | Kansas | 10 | 1 |
| 31 | McNeil, Pat | RB | R (1st) | 24 | Baylor | 2 | 0 |
| 56 | Milian, Ted | C | R (1st) | 24 | Manitoba | 16 | 1 |
| 1 | Moon, Warren | QB | R (1st) | 21 | Washington | 15 | 1 |
| 63 | Pothier, Hector | G | R (1st) | 24 | Saint Mary's | 16 | 1 |
| 30 | Potter, Dale | LB | 6th (5th) | 28 | Ottawa | 16 | 1 |
| 23 | Santucci, Angelo | RB | 4th (2nd) | 27 | Saint Mary's | 16 | 1 |
| 22 | Scott, Tom | WR | 5th (1st) | 26 | Washington | 16 | 1 |
| 71 | Smith, Waddell | WR | 2nd (2nd) | 22 | Kansas | 16 | 1 |
| 62 | Stevenson, Bill | G, T | 4th (4th) | 27 | Drake | 16 | 1 |
| 20 | Towns, Tom | LB | 4th (4th) | 25 | Alberta | 16 | 1 |
| 60 | Turner, Charlie | TE | 11th (8th) | 34 | Ohio | 16 | 1 |
| 57 | Upton, Eric | G | 3rd (3rd) | 25 | Ottawa | 16 | 1 |
| 21 | Warrington, Don | RB | 8th (8th) | 30 | Simon Fraser | 16 | 1 |
| 32 | Washington, Larry | RB | 2nd (2nd) | 23 | Tennessee-Martin | 5 | 0 |
| 12 | Wilkinson, Tom | QB | 12th (7th) | 35 | Wyoming | 16 | 1 |
† – Age at start of 1978 season (July 11, 1978).