How Do I Know (2017) featured a cast of 3 tracked actors. Of these, 1 (100%) are still alive today. The oldest surviving cast member is Jos Smit, age 65. This film starred Jos Smit and Marie Bertrands.
100% still with us· verified cast33% of full cast · incl. 2 unverified
Survivorship
Cast Reunion Index: 100% still living
Cast3 members
| Person | Character | Status | DOB | Age | DOD | Age in 2017 |
|---|---|---|---|---|---|---|
 Jos Smit Frederick | Frederick | Living | 12/07/1961 | 65 | — | 56 |
Marie Bertrands Young Marjorie | Young Marjorie | Unverified | — | — | — | — |
Klaas Smets Young Frederick | Young Frederick | Unverified | — | — | — | — |