| Artist name | Roles | Recordings |
|---|---|---|
| The Mamas & the Papas | ||
| Dayton “Bones” Howe | engineer | Halloween Mary |
| Hal Blaine | drums | Halloween Mary |
| Joe Osborn | bass guitar | Halloween Mary |
| Julius Wechter | marimba | Halloween Mary |
| Artist name | Roles | Recordings |
|---|---|---|
| The Mamas & the Papas | guitar | California Dreamin’, Somebody Groovy |