New Delhi
De Kock was ruled out of the eight-team IPL after sustaining tendon damage on his right index finger during South Africa's tour of New Zealand in March.
Samuels, who was not sold in this year's IPL auction, was part of the West Indies Twenty20 side that won the World Twenty20 last year.
The Daredevils, who are struggling at seventh, will travel to the Eden Gardens to face table-toppers Kolkata Knight Riders on Friday.
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