Casey Siemaszko and J.J. Cohen have appeared together in 4 films between 1985 and 1989, with a combined box office of $734.6 million. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1985 | Back to the Future | $393 million |
| 1985 | Secret Admirer | $8.6 million |
| 1989 | Back to Back | |
| 1989 | Back to the Future Part II | $333 million |
Casey Siemaszko also often with: Billy Zane (4), Christopher Lloyd (3), Crispin Glover (3), Donald Fullilove (3), Frances Lee McCain (3)
J.J. Cohen also often with: J. J. Cohen (4), Billy Zane (3), Christopher Lloyd (3), Crispin Glover (3), Donald Fullilove (3)