Gerard Damiano and Christa Helm have appeared together in 1 film in 1974. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1974 | Legacy of Satan |
Gerard Damiano also often with: Al Goldstein (1), Alan Dershowitz (1), Ann Paul (1), Bill Maher (1), Bill Maher (1)
Christa Helm also often with: Ann Paul (1), Deborah Horlen (1), James Procter (1), Jarrar Ramze (1), John Francis (1)