S1 Ep. 21: A Coffin for Starsky

A Coffin for Starsky is the twenty-first episode of season 1 that aired on March 3, 1976. It was directed by George McCowan and written by Arthur Rowe.

Summary
When a masked man breaks into Starsky's apartment in the middle of the night and injects him with a deadly poison, both he and Hutch now have less than 24 hours before Starsky's biological clock expires. Eventually ailing to the point where he can hardly stand, it's all up to Hutch now to find the would-be killer and possibly the antidote before it's too late for Starsky.