Performances
Ottmar has performed on in our database.
| Year | Album | Credits | |
|---|---|---|---|
| 1978 | Rainbow Long Live Rock 'n' Roll |
Viola | |
Production
Ottmar has produced or co-produced in our database.
Collaborations
Ottmar has recorded with : Ritchie Blackmore, Ronnie James Dio, Karl Heinz Feit, Ferenc Kiss, Nico Nicolic, Cozy Powell, and Rudi Risavy.