He is best known for the television
comedy sketches performed by him together with leading Bulgarian actors as
Vasil Popov,
Georgi Partsalev,
Stoyanka Mutafova and others. Some notable appearances on the stage include the plays
“Marriage” by
Nikolai Gogol,
“Doctor” by
Branislav Nušić and
“January” by
Yordan Radichkov. Kasimov is in the cast of the popular TV musical
The Phoney Civilization released by the
Bulgarian National Television in 1974. ==Selected filmography==